34889172 has 24 divisors (see below), whose sum is σ = 81912096. Its totient is φ = 11557728.

The previous prime is 34889161. The next prime is 34889177. The reversal of 34889172 is 27198843.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34889177) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6963 + ... + 10874.

It is an arithmetic number, because the mean of its divisors is an integer number (3413004).

Almost surely, 2^34889172 is an apocalyptic number.

It is an amenable number.

34889172 is an abundant number, since it is smaller than the sum of its proper divisors (47022924).

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

34889172 is a wasteful number, since it uses less digits than its factorization.

34889172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18007 (or 18005 counting only the distinct ones).

The product of its digits is 96768, while the sum is 42.

The square root of 34889172 is about 5906.7056808343. The cubic root of 34889172 is about 326.7610033434.

The spelling of 34889172 in words is "thirty-four million, eight hundred eighty-nine thousand, one hundred seventy-two".