39120136 has 16 divisors (see below), whose sum is σ = 80018640. Its totient is φ = 17781840.

The previous prime is 39120119. The next prime is 39120139. The reversal of 39120136 is 63102193.

It is a self number, because there is not a number n which added to its sum of digits gives 39120136.

It is not an unprimeable number, because it can be changed into a prime (39120139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222186 + ... + 222361.

It is an arithmetic number, because the mean of its divisors is an integer number (5001165).

Almost surely, 2^39120136 is an apocalyptic number.

It is an amenable number.

39120136 is an abundant number, since it is smaller than the sum of its proper divisors (40898504).

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

39120136 is a wasteful number, since it uses less digits than its factorization.

39120136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444564 (or 444560 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 39120136 is about 6254.6091804365. The cubic root of 39120136 is about 339.4689981184.

The spelling of 39120136 in words is "thirty-nine million, one hundred twenty thousand, one hundred thirty-six".