39902084 has 24 divisors (see below), whose sum is σ = 72968448. Its totient is φ = 19069920.

The previous prime is 39902081. The next prime is 39902099. The reversal of 39902084 is 48020993.

It is not an unprimeable number, because it can be changed into a prime (39902081) 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 7 ways as a sum of consecutive naturals, for example, 8354 + ... + 12230.

It is an arithmetic number, because the mean of its divisors is an integer number (3040352).

Almost surely, 2^39902084 is an apocalyptic number.

It is an amenable number.

39902084 is a deficient number, since it is larger than the sum of its proper divisors (33066364).

39902084 is a wasteful number, since it uses less digits than its factorization.

39902084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3995 (or 3993 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 39902084 is about 6316.8096377839. The cubic root of 39902084 is about 341.7159046496.

The spelling of 39902084 in words is "thirty-nine million, nine hundred two thousand, eighty-four".