29172964 has 12 divisors (see below), whose sum is σ = 51100588. Its totient is φ = 14572800.

The previous prime is 29172959. The next prime is 29172973. The reversal of 29172964 is 46927192.

It can be written as a sum of positive squares in 2 ways, for example, as 18662400 + 10510564 = 4320^2 + 3242^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2524 + ... + 8044.

Almost surely, 2^29172964 is an apocalyptic number.

It is an amenable number.

29172964 is a deficient number, since it is larger than the sum of its proper divisors (21927624).

29172964 is a wasteful number, since it uses less digits than its factorization.

29172964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6846 (or 6844 counting only the distinct ones).

The product of its digits is 54432, while the sum is 40.

The square root of 29172964 is about 5401.2002369844. The cubic root of 29172964 is about 307.8412770763.

The spelling of 29172964 in words is "twenty-nine million, one hundred seventy-two thousand, nine hundred sixty-four".