39960508 has 24 divisors (see below), whose sum is σ = 80750432. Its totient is φ = 16948224.

The previous prime is 39960493. The next prime is 39960509. The reversal of 39960508 is 80506993.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39960509) 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, 4641 + ... + 10072.

Almost surely, 2^39960508 is an apocalyptic number.

It is an amenable number.

39960508 is an abundant number, since it is smaller than the sum of its proper divisors (40789924).

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

39960508 is a wasteful number, since it uses less digits than its factorization.

39960508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14821 (or 14819 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 39960508 is about 6321.4324326058. The cubic root of 39960508 is about 341.8826016578.

The spelling of 39960508 in words is "thirty-nine million, nine hundred sixty thousand, five hundred eight".