2640250924 has 12 divisors (see below), whose sum is σ = 4733133048. Its totient is φ = 1287927200.

The previous prime is 2640250919. The next prime is 2640250931. The reversal of 2640250924 is 4290520462.

It is a self number, because there is not a number n which added to its sum of digits gives 2640250924.

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, 8049382 + ... + 8049709.

It is an arithmetic number, because the mean of its divisors is an integer number (394427754).

Almost surely, 2^2640250924 is an apocalyptic number.

It is an amenable number.

2640250924 is a deficient number, since it is larger than the sum of its proper divisors (2092882124).

2640250924 is a wasteful number, since it uses less digits than its factorization.

2640250924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16099136 (or 16099134 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 2640250924 is about 51383.3720575051. The cubic root of 2640250924 is about 1382.1284322675.

The spelling of 2640250924 in words is "two billion, six hundred forty million, two hundred fifty thousand, nine hundred twenty-four".