249264272 has 20 divisors (see below), whose sum is σ = 488770800. Its totient is φ = 123129888.

The previous prime is 249264269. The next prime is 249264341. The reversal of 249264272 is 272462942.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92522 + ... + 95177.

It is an arithmetic number, because the mean of its divisors is an integer number (24438540).

Almost surely, 2^249264272 is an apocalyptic number.

It is an amenable number.

249264272 is a deficient number, since it is larger than the sum of its proper divisors (239506528).

249264272 is a wasteful number, since it uses less digits than its factorization.

249264272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187790 (or 187784 counting only the distinct ones).

The product of its digits is 96768, while the sum is 38.

The square root of 249264272 is about 15788.1053961519. The cubic root of 249264272 is about 629.3419449450.

The spelling of 249264272 in words is "two hundred forty-nine million, two hundred sixty-four thousand, two hundred seventy-two".