39390132 has 12 divisors (see below), whose sum is σ = 91910336. Its totient is φ = 13130040.

The previous prime is 39389989. The next prime is 39390167. The reversal of 39390132 is 23109393.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 39390132.

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, 1641244 + ... + 1641267.

Almost surely, 2^39390132 is an apocalyptic number.

It is an amenable number.

39390132 is an abundant number, since it is smaller than the sum of its proper divisors (52520204).

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

39390132 is a wasteful number, since it uses less digits than its factorization.

39390132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3282518 (or 3282516 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 30.

The square root of 39390132 is about 6276.1558298054. The cubic root of 39390132 is about 340.2481809661.

It can be divided in two parts, 393 and 90132, that added together give a triangular number (90525 = T₄₂₅).

The spelling of 39390132 in words is "thirty-nine million, three hundred ninety thousand, one hundred thirty-two".