12623528 has 8 divisors (see below), whose sum is σ = 23669130. Its totient is φ = 6311760.

The previous prime is 12623521. The next prime is 12623557. The reversal of 12623528 is 82532621.

It can be written as a sum of positive squares in only one way, i.e., 6853924 + 5769604 = 2618^2 + 2402^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 12623528.

It is not an unprimeable number, because it can be changed into a prime (12623521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 788963 + ... + 788978.

Almost surely, 2^12623528 is an apocalyptic number.

It is an amenable number.

12623528 is a deficient number, since it is larger than the sum of its proper divisors (11045602).

12623528 is a wasteful number, since it uses less digits than its factorization.

12623528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1577947 (or 1577943 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 12623528 is about 3552.9604557327. The cubic root of 12623528 is about 232.8414253777.

The spelling of 12623528 in words is "twelve million, six hundred twenty-three thousand, five hundred twenty-eight".