39006172 has 12 divisors (see below), whose sum is σ = 68505696. Its totient is φ = 19433120.

The previous prime is 39006157. The next prime is 39006217. The reversal of 39006172 is 27160093.

It is a self number, because there is not a number n which added to its sum of digits gives 39006172.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16228 + ... + 18475.

It is an arithmetic number, because the mean of its divisors is an integer number (5708808).

Almost surely, 2^39006172 is an apocalyptic number.

It is an amenable number.

39006172 is a deficient number, since it is larger than the sum of its proper divisors (29499524).

39006172 is a wasteful number, since it uses less digits than its factorization.

39006172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34988 (or 34986 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 39006172 is about 6245.4921343318. The cubic root of 39006172 is about 339.1390327228.

The spelling of 39006172 in words is "thirty-nine million, six thousand, one hundred seventy-two".