34772172 has 24 divisors (see below), whose sum is σ = 81974256. Its totient is φ = 11470848.

The previous prime is 34772161. The next prime is 34772207. The reversal of 34772172 is 27127743.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13773 + ... + 16100.

It is an arithmetic number, because the mean of its divisors is an integer number (3415594).

Almost surely, 2^34772172 is an apocalyptic number.

It is an amenable number.

34772172 is an abundant number, since it is smaller than the sum of its proper divisors (47202084).

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

34772172 is a wasteful number, since it uses less digits than its factorization.

34772172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29977 (or 29975 counting only the distinct ones).

The product of its digits is 16464, while the sum is 33.

The square root of 34772172 is about 5896.7933658896. The cubic root of 34772172 is about 326.3953325577.

The spelling of 34772172 in words is "thirty-four million, seven hundred seventy-two thousand, one hundred seventy-two".