2503005256 has 8 divisors (see below), whose sum is σ = 4693134870. Its totient is φ = 1251502624.

The previous prime is 2503005221. The next prime is 2503005277. The reversal of 2503005256 is 6525003052.

It can be written as a sum of positive squares in only one way, i.e., 2503000900 + 4356 = 50030^2 + 66^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156437821 + ... + 156437836.

Almost surely, 2^2503005256 is an apocalyptic number.

It is an amenable number.

2503005256 is a deficient number, since it is larger than the sum of its proper divisors (2190129614).

2503005256 is a wasteful number, since it uses less digits than its factorization.

2503005256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312875663 (or 312875659 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 2503005256 is about 50030.0435338607. The cubic root of 2503005256 is about 1357.7524251831.

The spelling of 2503005256 in words is "two billion, five hundred three million, five thousand, two hundred fifty-six".