2531552 has 12 divisors (see below), whose sum is σ = 4984056. Its totient is φ = 1265760.

The previous prime is 2531549. The next prime is 2531563. The reversal of 2531552 is 2551352.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39524 + ... + 39587.

It is an arithmetic number, because the mean of its divisors is an integer number (415338).

2^2531552 is an apocalyptic number.

It is an amenable number.

2531552 is a deficient number, since it is larger than the sum of its proper divisors (2452504).

2531552 is an equidigital number, since it uses as much as digits as its factorization.

2531552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79121 (or 79113 counting only the distinct ones).

The product of its digits is 1500, while the sum is 23.

The square root of 2531552 is about 1591.0851642825. The cubic root of 2531552 is about 136.2894642016.

The spelling of 2531552 in words is "two million, five hundred thirty-one thousand, five hundred fifty-two".