2534656 has 18 divisors (see below), whose sum is σ = 5059922. Its totient is φ = 1267200.

The previous prime is 2534647. The next prime is 2534659. The reversal of 2534656 is 6564352.

It can be written as a sum of positive squares in only one way, i.e., 2509056 + 25600 = 1584^2 + 160^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2534659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4695 + ... + 5206.

2^2534656 is an apocalyptic number.

It is an amenable number.

2534656 is a deficient number, since it is larger than the sum of its proper divisors (2525266).

2534656 is an frugal number, since it uses more digits than its factorization.

2534656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9917 (or 9903 counting only the distinct ones).

The product of its digits is 21600, while the sum is 31.

The square root of 2534656 is about 1592.0603003655. The cubic root of 2534656 is about 136.3451441052.

The spelling of 2534656 in words is "two million, five hundred thirty-four thousand, six hundred fifty-six".