2508172 has 12 divisors (see below), whose sum is σ = 4472496. Its totient is φ = 1230320.

The previous prime is 2508167. The next prime is 2508203. The reversal of 2508172 is 2718052.

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, 5704 + ... + 6127.

It is an arithmetic number, because the mean of its divisors is an integer number (372708).

2^2508172 is an apocalyptic number.

It is an amenable number.

2508172 is a deficient number, since it is larger than the sum of its proper divisors (1964324).

2508172 is a wasteful number, since it uses less digits than its factorization.

2508172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11888 (or 11886 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 2508172 is about 1583.7209350135. The cubic root of 2508172 is about 135.8686014618.

Subtracting from 2508172 its product of nonzero digits (1120), we obtain a palindrome (2507052).

The spelling of 2508172 in words is "two million, five hundred eight thousand, one hundred seventy-two".