12574402 has 4 divisors (see below), whose sum is σ = 18861606. Its totient is φ = 6287200.

The previous prime is 12574381. The next prime is 12574403. The reversal of 12574402 is 20447521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12538681 + 35721 = 3541^2 + 189^2 .

It is not an unprimeable number, because it can be changed into a prime (12574403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3143599 + ... + 3143602.

Almost surely, 2^12574402 is an apocalyptic number.

12574402 is a deficient number, since it is larger than the sum of its proper divisors (6287204).

12574402 is an equidigital number, since it uses as much as digits as its factorization.

12574402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6287203.

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 12574402 is about 3546.0403268999. The cubic root of 12574402 is about 232.5389891063.

The spelling of 12574402 in words is "twelve million, five hundred seventy-four thousand, four hundred two".