12652564 has 6 divisors (see below), whose sum is σ = 22141994. Its totient is φ = 6326280.

The previous prime is 12652517. The next prime is 12652567. The reversal of 12652564 is 46525621.

It can be written as a sum of positive squares in only one way, i.e., 9659664 + 2992900 = 3108^2 + 1730^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12652567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1581567 + ... + 1581574.

Almost surely, 2^12652564 is an apocalyptic number.

It is an amenable number.

12652564 is a deficient number, since it is larger than the sum of its proper divisors (9489430).

12652564 is a wasteful number, since it uses less digits than its factorization.

12652564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3163145 (or 3163143 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 12652564 is about 3557.0442786111. The cubic root of 12652564 is about 233.0198120284.

The spelling of 12652564 in words is "twelve million, six hundred fifty-two thousand, five hundred sixty-four".