39190072 has 16 divisors (see below), whose sum is σ = 73758600. Its totient is φ = 19521120.

The previous prime is 39190061. The next prime is 39190079. The reversal of 39190072 is 27009193.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39190079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6954 + ... + 11257.

Almost surely, 2^39190072 is an apocalyptic number.

It is an amenable number.

39190072 is a deficient number, since it is larger than the sum of its proper divisors (34568528).

39190072 is a wasteful number, since it uses less digits than its factorization.

39190072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18486 (or 18482 counting only the distinct ones).

The product of its (nonzero) digits is 3402, while the sum is 31.

The square root of 39190072 is about 6260.1974409758. The cubic root of 39190072 is about 339.6711699648.

The spelling of 39190072 in words is "thirty-nine million, one hundred ninety thousand, seventy-two".