34921939 has 4 divisors (see below), whose sum is σ = 37608256. Its totient is φ = 32235624.

The previous prime is 34921933. The next prime is 34921949. The reversal of 34921939 is 93912943.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34921939 - 2⁷ = 34921811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34921933) 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, 1343139 + ... + 1343164.

It is an arithmetic number, because the mean of its divisors is an integer number (9402064).

Almost surely, 2^34921939 is an apocalyptic number.

34921939 is a deficient number, since it is larger than the sum of its proper divisors (2686317).

34921939 is a wasteful number, since it uses less digits than its factorization.

34921939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2686316.

The product of its digits is 52488, while the sum is 40.

The square root of 34921939 is about 5909.4787418181. The cubic root of 34921939 is about 326.8632664719.

The spelling of 34921939 in words is "thirty-four million, nine hundred twenty-one thousand, nine hundred thirty-nine".