12394528 has 12 divisors (see below), whose sum is σ = 24401790. Its totient is φ = 6197248.

The previous prime is 12394483. The next prime is 12394549. The reversal of 12394528 is 82549321.

12394528 is nontrivially palindromic in base 12.

It can be written as a sum of positive squares in only one way, i.e., 11370384 + 1024144 = 3372^2 + 1012^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 12394493 and 12394502.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193633 + ... + 193696.

Almost surely, 2^12394528 is an apocalyptic number.

It is an amenable number.

12394528 is a deficient number, since it is larger than the sum of its proper divisors (12007262).

12394528 is an equidigital number, since it uses as much as digits as its factorization.

12394528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387339 (or 387331 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 12394528 is about 3520.5863148061. The cubic root of 12394528 is about 231.4248535848.

The spelling of 12394528 in words is "twelve million, three hundred ninety-four thousand, five hundred twenty-eight".