4999400 has 48 divisors (see below), whose sum is σ = 13287840. Its totient is φ = 1713600.

The previous prime is 4999391. The next prime is 4999409. The reversal of 4999400 is 49994.

It is an interprime number because it is at equal distance from previous prime (4999391) and next prime (4999409).

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (4999409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 386 + ... + 3185.

It is an arithmetic number, because the mean of its divisors is an integer number (276830).

Almost surely, 2^4999400 is an apocalyptic number.

4999400 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 4999400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6643920).

4999400 is an abundant number, since it is smaller than the sum of its proper divisors (8288440).

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

4999400 is a wasteful number, since it uses less digits than its factorization.

4999400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3594 (or 3585 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 4999400 is about 2235.9338093960. The cubic root of 4999400 is about 170.9907544903.

Multiplying 4999400 by its reverse (49994), we get a square (249940003600 = 499940²).

4999400 divided by its reverse (49994) gives a square (100 = 10²).

The spelling of 4999400 in words is "four million, nine hundred ninety-nine thousand, four hundred".