26630404 has 12 divisors (see below), whose sum is σ = 47367628. Its totient is φ = 13096800.

The previous prime is 26630377. The next prime is 26630407. The reversal of 26630404 is 40403662.

It can be written as a sum of positive squares in 2 ways, for example, as 13307904 + 13322500 = 3648^2 + 3650^2 .

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (26630407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54327 + ... + 54814.

Almost surely, 2^26630404 is an apocalyptic number.

It is an amenable number.

26630404 is a deficient number, since it is larger than the sum of its proper divisors (20737224).

26630404 is a wasteful number, since it uses less digits than its factorization.

26630404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109206 (or 109204 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 26630404 is about 5160.4654828804. The cubic root of 26630404 is about 298.6248319336.

The spelling of 26630404 in words is "twenty-six million, six hundred thirty thousand, four hundred four".