34563939 has 16 divisors (see below), whose sum is σ = 47050752. Its totient is φ = 22565088.

The previous prime is 34563931. The next prime is 34563953. The reversal of 34563939 is 93936543.

It is not a de Polignac number, because 34563939 - 2³ = 34563931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34563939.

It is not an unprimeable number, because it can be changed into a prime (34563931) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31077 + ... + 32169.

It is an arithmetic number, because the mean of its divisors is an integer number (2940672).

Almost surely, 2^34563939 is an apocalyptic number.

34563939 is a deficient number, since it is larger than the sum of its proper divisors (12486813).

34563939 is a wasteful number, since it uses less digits than its factorization.

34563939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306.

The product of its digits is 262440, while the sum is 42.

The square root of 34563939 is about 5879.1103918875. The cubic root of 34563939 is about 325.7424886266.

The spelling of 34563939 in words is "thirty-four million, five hundred sixty-three thousand, nine hundred thirty-nine".