34612921 has 16 divisors (see below), whose sum is σ = 41207040. Its totient is φ = 28445760.

The previous prime is 34612883. The next prime is 34612931. The reversal of 34612921 is 12921643.

It is not a de Polignac number, because 34612921 - 2⁷ = 34612793 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34612921.

It is not an unprimeable number, because it can be changed into a prime (34612931) 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, 33391 + ... + 34411.

It is an arithmetic number, because the mean of its divisors is an integer number (2575440).

Almost surely, 2^34612921 is an apocalyptic number.

It is an amenable number.

34612921 is a deficient number, since it is larger than the sum of its proper divisors (6594119).

34612921 is a wasteful number, since it uses less digits than its factorization.

34612921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224.

The product of its digits is 2592, while the sum is 28.

The square root of 34612921 is about 5883.2746833715. The cubic root of 34612921 is about 325.8962904201.

The spelling of 34612921 in words is "thirty-four million, six hundred twelve thousand, nine hundred twenty-one".