12764528 has 20 divisors (see below), whose sum is σ = 28264560. Its totient is φ = 5470464.

The previous prime is 12764513. The next prime is 12764533. The reversal of 12764528 is 82546721.

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, 56873 + ... + 57096.

It is an arithmetic number, because the mean of its divisors is an integer number (1413228).

Almost surely, 2^12764528 is an apocalyptic number.

It is an amenable number.

12764528 is an abundant number, since it is smaller than the sum of its proper divisors (15500032).

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

12764528 is a wasteful number, since it uses less digits than its factorization.

12764528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113984 (or 113978 counting only the distinct ones).

The product of its digits is 26880, while the sum is 35.

The square root of 12764528 is about 3572.7479620035. The cubic root of 12764528 is about 233.7051342299.

The spelling of 12764528 in words is "twelve million, seven hundred sixty-four thousand, five hundred twenty-eight".