39890332 has 6 divisors (see below), whose sum is σ = 69808088. Its totient is φ = 19945164.

The previous prime is 39890321. The next prime is 39890363. The reversal of 39890332 is 23309893.

It is a junction number, because it is equal to n+sod(n) for n = 39890291 and 39890300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4986288 + ... + 4986295.

Almost surely, 2^39890332 is an apocalyptic number.

It is an amenable number.

39890332 is a deficient number, since it is larger than the sum of its proper divisors (29917756).

39890332 is a wasteful number, since it uses less digits than its factorization.

39890332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9972587 (or 9972585 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 39890332 is about 6315.8793528692. The cubic root of 39890332 is about 341.6823538570.

The spelling of 39890332 in words is "thirty-nine million, eight hundred ninety thousand, three hundred thirty-two".