39997416 has 16 divisors (see below), whose sum is σ = 99993600. Its totient is φ = 13332464.

The previous prime is 39997387. The next prime is 39997469. The reversal of 39997416 is 61479993.

39997416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 833256 + ... + 833303.

It is an arithmetic number, because the mean of its divisors is an integer number (6249600).

Almost surely, 2^39997416 is an apocalyptic number.

It is an amenable number.

39997416 is an abundant number, since it is smaller than the sum of its proper divisors (59996184).

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

39997416 is a wasteful number, since it uses less digits than its factorization.

39997416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666568 (or 1666564 counting only the distinct ones).

The product of its digits is 367416, while the sum is 48.

The square root of 39997416 is about 6324.3510339006. The cubic root of 39997416 is about 341.9878248803.

The spelling of 39997416 in words is "thirty-nine million, nine hundred ninety-seven thousand, four hundred sixteen".