2257696 has 24 divisors (see below), whose sum is σ = 5080320. Its totient is φ = 967488.

The previous prime is 2257693. The next prime is 2257709. The reversal of 2257696 is 6967522.

It is not an unprimeable number, because it can be changed into a prime (2257691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4816 + ... + 5263.

It is an arithmetic number, because the mean of its divisors is an integer number (211680).

2^2257696 is an apocalyptic number.

It is an amenable number.

2257696 is an abundant number, since it is smaller than the sum of its proper divisors (2822624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2257696 is a wasteful number, since it uses less digits than its factorization.

2257696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10096 (or 10088 counting only the distinct ones).

The product of its digits is 45360, while the sum is 37.

The square root of 2257696 is about 1502.5631434319. The cubic root of 2257696 is about 131.1863013657.

It can be divided in two parts, 225 and 7696, that added together give a square (7921 = 89²).

The spelling of 2257696 in words is "two million, two hundred fifty-seven thousand, six hundred ninety-six".