136304404 has 12 divisors (see below), whose sum is σ = 251087200. Its totient is φ = 64565208.

The previous prime is 136304387. The next prime is 136304407. The reversal of 136304404 is 404403631.

It is a happy number.

136304404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136304407) 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, 896664 + ... + 896815.

Almost surely, 2^136304404 is an apocalyptic number.

It is an amenable number.

136304404 is a deficient number, since it is larger than the sum of its proper divisors (114782796).

136304404 is a wasteful number, since it uses less digits than its factorization.

136304404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1793502 (or 1793500 counting only the distinct ones).

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

The square root of 136304404 is about 11674.9477086623. The cubic root of 136304404 is about 514.6397128164.

The spelling of 136304404 in words is "one hundred thirty-six million, three hundred four thousand, four hundred four".