2657972 has 24 divisors (see below), whose sum is σ = 4910976. Its totient is φ = 1256288.

The previous prime is 2657951. The next prime is 2657999. The reversal of 2657972 is 2797562.

2657972 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15278 + ... + 15450.

It is an arithmetic number, because the mean of its divisors is an integer number (204624).

2^2657972 is an apocalyptic number.

It is an amenable number.

2657972 is a deficient number, since it is larger than the sum of its proper divisors (2253004).

2657972 is a wasteful number, since it uses less digits than its factorization.

2657972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367 (or 365 counting only the distinct ones).

The product of its digits is 52920, while the sum is 38.

The square root of 2657972 is about 1630.3288011932. The cubic root of 2657972 is about 138.5213771432.

The spelling of 2657972 in words is "two million, six hundred fifty-seven thousand, nine hundred seventy-two".