39047172 has 24 divisors (see below), whose sum is σ = 92265600. Its totient is φ = 12850656.

The previous prime is 39047171. The next prime is 39047191. The reversal of 39047172 is 27174093.

It is not an unprimeable number, because it can be changed into a prime (39047171) 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, 19647 + ... + 21542.

It is an arithmetic number, because the mean of its divisors is an integer number (3844400).

Almost surely, 2^39047172 is an apocalyptic number.

It is an amenable number.

39047172 is an abundant number, since it is smaller than the sum of its proper divisors (53218428).

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

39047172 is a wasteful number, since it uses less digits than its factorization.

39047172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41275 (or 41273 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 39047172 is about 6248.7736396832. The cubic root of 39047172 is about 339.2578159021.

The spelling of 39047172 in words is "thirty-nine million, forty-seven thousand, one hundred seventy-two".