34139404 has 12 divisors (see below), whose sum is σ = 64339744. Its totient is φ = 15756624.

The previous prime is 34139363. The next prime is 34139407. The reversal of 34139404 is 40493143.

It is not an unprimeable number, because it can be changed into a prime (34139407) 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, 328212 + ... + 328315.

Almost surely, 2^34139404 is an apocalyptic number.

It is an amenable number.

34139404 is a deficient number, since it is larger than the sum of its proper divisors (30200340).

34139404 is a wasteful number, since it uses less digits than its factorization.

34139404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656544 (or 656542 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 34139404 is about 5842.8934612912. The cubic root of 34139404 is about 324.4033360307.

It can be divided in two parts, 34139 and 404, that added together give a palindrome (34543).

The spelling of 34139404 in words is "thirty-four million, one hundred thirty-nine thousand, four hundred four".