39932090 has 16 divisors (see below), whose sum is σ = 78412320. Its totient is φ = 14520720.

The previous prime is 39932083. The next prime is 39932111. The reversal of 39932090 is 9023993.

It is a self number, because there is not a number n which added to its sum of digits gives 39932090.

It is an unprimeable number.

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, 181400 + ... + 181619.

It is an arithmetic number, because the mean of its divisors is an integer number (4900770).

Almost surely, 2^39932090 is an apocalyptic number.

39932090 is a deficient number, since it is larger than the sum of its proper divisors (38480230).

39932090 is a wasteful number, since it uses less digits than its factorization.

39932090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363037.

The product of its (nonzero) digits is 13122, while the sum is 35.

The square root of 39932090 is about 6319.1842828011. The cubic root of 39932090 is about 341.8015389264.

The spelling of 39932090 in words is "thirty-nine million, nine hundred thirty-two thousand, ninety".