34985172 has 12 divisors (see below), whose sum is σ = 81632096. Its totient is φ = 11661720.

The previous prime is 34985149. The next prime is 34985219. The reversal of 34985172 is 27158943.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 34985172.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1457704 + ... + 1457727.

Almost surely, 2^34985172 is an apocalyptic number.

It is an amenable number.

34985172 is an abundant number, since it is smaller than the sum of its proper divisors (46646924).

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

34985172 is a wasteful number, since it uses less digits than its factorization.

34985172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2915438 (or 2915436 counting only the distinct ones).

The product of its digits is 60480, while the sum is 39.

The square root of 34985172 is about 5914.8264556114. The cubic root of 34985172 is about 327.0604308070.

The spelling of 34985172 in words is "thirty-four million, nine hundred eighty-five thousand, one hundred seventy-two".