2502022257 has 32 divisors (see below), whose sum is σ = 4246920960. Its totient is φ = 1426118400.

The previous prime is 2502022247. The next prime is 2502022273. The reversal of 2502022257 is 7522202052.

It is not a de Polignac number, because 2502022257 - 2⁷ = 2502022129 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 2502022257.

It is not an unprimeable number, because it can be changed into a prime (2502022207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59283 + ... + 92295.

It is an arithmetic number, because the mean of its divisors is an integer number (132716280).

Almost surely, 2^2502022257 is an apocalyptic number.

2502022257 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2502022257 is a deficient number, since it is larger than the sum of its proper divisors (1744898703).

2502022257 is a wasteful number, since it uses less digits than its factorization.

2502022257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33430 (or 33424 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 2502022257 is about 50020.2184821298. The cubic root of 2502022257 is about 1357.5746596709.

The spelling of 2502022257 in words is "two billion, five hundred two million, twenty-two thousand, two hundred fifty-seven".