12452404 has 6 divisors (see below), whose sum is σ = 21791714. Its totient is φ = 6226200.

The previous prime is 12452399. The next prime is 12452431. The reversal of 12452404 is 40425421.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10575504 + 1876900 = 3252^2 + 1370^2 .

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, 1556547 + ... + 1556554.

Almost surely, 2^12452404 is an apocalyptic number.

It is an amenable number.

12452404 is a deficient number, since it is larger than the sum of its proper divisors (9339310).

12452404 is a wasteful number, since it uses less digits than its factorization.

12452404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3113105 (or 3113103 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 12452404 is about 3528.7963953734. The cubic root of 12452404 is about 231.7845056064.

Adding to 12452404 its reverse (40425421), we get a palindrome (52877825).

The spelling of 12452404 in words is "twelve million, four hundred fifty-two thousand, four hundred four".