12634404 has 24 divisors (see below), whose sum is σ = 29568000. Its totient is φ = 4198944.

The previous prime is 12634403. The next prime is 12634423. The reversal of 12634404 is 40443621.

It is not an unprimeable number, because it can be changed into a prime (12634403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3222 + ... + 5970.

It is an arithmetic number, because the mean of its divisors is an integer number (1232000).

Almost surely, 2^12634404 is an apocalyptic number.

It is an amenable number.

12634404 is an abundant number, since it is smaller than the sum of its proper divisors (16933596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12634404 is a wasteful number, since it uses less digits than its factorization.

12634404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3139 (or 3137 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 12634404 is about 3554.4906808149. The cubic root of 12634404 is about 232.9082755858.

The spelling of 12634404 in words is "twelve million, six hundred thirty-four thousand, four hundred four".