499536 has 30 divisors (see below), whose sum is σ = 1398410. Its totient is φ = 166464.

The previous prime is 499523. The next prime is 499549. The reversal of 499536 is 635994.

It is an interprime number because it is at equal distance from previous prime (499523) and next prime (499549).

It can be written as a sum of positive squares in only one way, i.e., 291600 + 207936 = 540^2 + 456^2 .

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 499536.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 499536.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1591 + ... + 1878.

2⁴⁹⁹⁵³⁶ is an apocalyptic number.

It is an amenable number.

499536 is an abundant number, since it is smaller than the sum of its proper divisors (898874).

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

499536 is a wasteful number, since it uses less digits than its factorization.

499536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3483 (or 3474 counting only the distinct ones).

The product of its digits is 29160, while the sum is 36.

The square root of 499536 is about 706.7786074861. The cubic root of 499536 is about 79.3454931969.

Subtracting from 499536 its sum of digits (36), we obtain a triangular number (499500 = T₉₉₉).

It can be divided in two parts, 499 and 536, that added together give a triangular number (1035 = T₄₅).

The spelling of 499536 in words is "four hundred ninety-nine thousand, five hundred thirty-six".