39485930 has 24 divisors (see below), whose sum is σ = 78125796. Its totient is φ = 14358080.

The previous prime is 39485923. The next prime is 39485959. The reversal of 39485930 is 3958493.

It can be written as a sum of positive squares in 2 ways, for example, as 39450961 + 34969 = 6281^2 + 187^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15107 + ... + 17526.

Almost surely, 2^39485930 is an apocalyptic number.

39485930 is a deficient number, since it is larger than the sum of its proper divisors (38639866).

39485930 is a wasteful number, since it uses less digits than its factorization.

39485930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32662 (or 32651 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 39485930 is about 6283.7830961929. The cubic root of 39485930 is about 340.5237889686.

The spelling of 39485930 in words is "thirty-nine million, four hundred eighty-five thousand, nine hundred thirty".