34005172 has 6 divisors (see below), whose sum is σ = 59509058. Its totient is φ = 17002584.

The previous prime is 34005161. The next prime is 34005173. The reversal of 34005172 is 27150043.

It can be written as a sum of positive squares in only one way, i.e., 32764176 + 1240996 = 5724^2 + 1114^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34005173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4250643 + ... + 4250650.

Almost surely, 2^34005172 is an apocalyptic number.

It is an amenable number.

34005172 is a deficient number, since it is larger than the sum of its proper divisors (25503886).

34005172 is a wasteful number, since it uses less digits than its factorization.

34005172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8501297 (or 8501295 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 34005172 is about 5831.3953733219. The cubic root of 34005172 is about 323.9776060324.

The spelling of 34005172 in words is "thirty-four million, five thousand, one hundred seventy-two".