34239906 has 12 divisors (see below), whose sum is σ = 74186502. Its totient is φ = 11413296.

The previous prime is 34239901. The next prime is 34239929. The reversal of 34239906 is 60993243.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 17715681 + 16524225 = 4209^2 + 4065^2 .

It is not an unprimeable number, because it can be changed into a prime (34239901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 951091 + ... + 951126.

Almost surely, 2^34239906 is an apocalyptic number.

34239906 is an abundant number, since it is smaller than the sum of its proper divisors (39946596).

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

34239906 is a wasteful number, since it uses less digits than its factorization.

34239906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1902225 (or 1902222 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

The square root of 34239906 is about 5851.4875031910. The cubic root of 34239906 is about 324.7213580160.

The spelling of 34239906 in words is "thirty-four million, two hundred thirty-nine thousand, nine hundred six".