249080536 has 64 divisors (see below), whose sum is σ = 508032000. Its totient is φ = 114199680.

The previous prime is 249080527. The next prime is 249080537. The reversal of 249080536 is 635080942.

It is a super-2 number, since 2×249080536² = 124082226828094592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 249080495 and 249080504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249080537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 424035 + ... + 424621.

It is an arithmetic number, because the mean of its divisors is an integer number (7938000).

Almost surely, 2^249080536 is an apocalyptic number.

It is an amenable number.

249080536 is an abundant number, since it is smaller than the sum of its proper divisors (258951464).

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

249080536 is a wasteful number, since it uses less digits than its factorization.

249080536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712 (or 708 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 249080536 is about 15782.2855125612. The cubic root of 249080536 is about 629.1872748382.

The spelling of 249080536 in words is "two hundred forty-nine million, eighty thousand, five hundred thirty-six".