2715256 has 16 divisors (see below), whose sum is σ = 5120640. Its totient is φ = 1349760.

The previous prime is 2715247. The next prime is 2715263. The reversal of 2715256 is 6525172.

It is a congruent number.

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, 640 + ... + 2416.

It is an arithmetic number, because the mean of its divisors is an integer number (320040).

2^2715256 is an apocalyptic number.

It is an amenable number.

2715256 is a deficient number, since it is larger than the sum of its proper divisors (2405384).

2715256 is a wasteful number, since it uses less digits than its factorization.

2715256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1974 (or 1970 counting only the distinct ones).

The product of its digits is 4200, while the sum is 28.

The square root of 2715256 is about 1647.8033863298. The cubic root of 2715256 is about 139.5094395449.

The spelling of 2715256 in words is "two million, seven hundred fifteen thousand, two hundred fifty-six".