39045790 has 32 divisors (see below), whose sum is σ = 80755200. Its totient is φ = 13315104.

The previous prime is 39045733. The next prime is 39045823. The reversal of 39045790 is 9754093.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12529 + ... + 15331.

It is an arithmetic number, because the mean of its divisors is an integer number (2523600).

Almost surely, 2^39045790 is an apocalyptic number.

39045790 is an abundant number, since it is smaller than the sum of its proper divisors (41709410).

39045790 is a wasteful number, since it uses less digits than its factorization.

39045790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3016.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 39045790 is about 6248.6630570067. The cubic root of 39045790 is about 339.2538133943.

The spelling of 39045790 in words is "thirty-nine million, forty-five thousand, seven hundred ninety".