249115204 has 24 divisors (see below), whose sum is σ = 475151040. Its totient is φ = 113589024.

The previous prime is 249115189. The next prime is 249115219. The reversal of 249115204 is 402511942.

It is an interprime number because it is at equal distance from previous prime (249115189) and next prime (249115219).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24544 + ... + 33175.

It is an arithmetic number, because the mean of its divisors is an integer number (19797960).

Almost surely, 2^249115204 is an apocalyptic number.

It is an amenable number.

249115204 is a deficient number, since it is larger than the sum of its proper divisors (226035836).

249115204 is a wasteful number, since it uses less digits than its factorization.

249115204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57819 (or 57817 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 249115204 is about 15783.3837943579. The cubic root of 249115204 is about 629.2164643966.

The spelling of 249115204 in words is "two hundred forty-nine million, one hundred fifteen thousand, two hundred four".