34115172 has 72 divisors (see below), whose sum is σ = 99743616. Its totient is φ = 8995392.

The previous prime is 34115119. The next prime is 34115173. The reversal of 34115172 is 27151143.

It is not an unprimeable number, because it can be changed into a prime (34115173) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5413 + ... + 9875.

It is an arithmetic number, because the mean of its divisors is an integer number (1385328).

Almost surely, 2^34115172 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34115172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49871808).

34115172 is an abundant number, since it is smaller than the sum of its proper divisors (65628444).

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

34115172 is a wasteful number, since it uses less digits than its factorization.

34115172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4497 (or 4488 counting only the distinct ones).

The product of its digits is 840, while the sum is 24.

The square root of 34115172 is about 5840.8194630548. The cubic root of 34115172 is about 324.3265645063.

The spelling of 34115172 in words is "thirty-four million, one hundred fifteen thousand, one hundred seventy-two".