249880304 has 20 divisors (see below), whose sum is σ = 487118376. Its totient is φ = 124172352.

The previous prime is 249880291. The next prime is 249880313. The reversal of 249880304 is 403088942.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45299 + ... + 50514.

Almost surely, 2^249880304 is an apocalyptic number.

It is an amenable number.

249880304 is a deficient number, since it is larger than the sum of its proper divisors (237238072).

249880304 is a wasteful number, since it uses less digits than its factorization.

249880304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95984 (or 95978 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 249880304 is about 15807.6027278016. The cubic root of 249880304 is about 629.8599705578.

The spelling of 249880304 in words is "two hundred forty-nine million, eight hundred eighty thousand, three hundred four".