499400 has 48 divisors (see below), whose sum is σ = 1272240. Its totient is φ = 180800.

The previous prime is 499397. The next prime is 499403. The reversal of 499400 is 4994.

499400 = T₄₀₅ + T₄₀₆ + ... + T₄₁₀.

499400 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (499397) and next prime (499403).

It is a self number, because there is not a number n which added to its sum of digits gives 499400.

It is not an unprimeable number, because it can be changed into a prime (499403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2087 + ... + 2313.

It is an arithmetic number, because the mean of its divisors is an integer number (26505).

2⁴⁹⁹⁴⁰⁰ is an apocalyptic number.

499400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (636120).

499400 is an abundant number, since it is smaller than the sum of its proper divisors (772840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

499400 is a wasteful number, since it uses less digits than its factorization.

499400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254 (or 245 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 499400 is about 706.6823897622. The cubic root of 499400 is about 79.3382918697.

Multiplying 499400 by its reverse (4994), we get a square (2494003600 = 49940²).

499400 divided by its reverse (4994) gives a square (100 = 10²).

It can be divided in two parts, 49 and 9400, that added together give a palindrome (9449).

The spelling of 499400 in words is "four hundred ninety-nine thousand, four hundred".