39105764 has 6 divisors (see below), whose sum is σ = 68435094. Its totient is φ = 19552880.

The previous prime is 39105757. The next prime is 39105779. The reversal of 39105764 is 46750193.

It can be written as a sum of positive squares in only one way, i.e., 39062500 + 43264 = 6250^2 + 208^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4888217 + ... + 4888224.

It is an arithmetic number, because the mean of its divisors is an integer number (11405849).

Almost surely, 2^39105764 is an apocalyptic number.

It is an amenable number.

39105764 is a deficient number, since it is larger than the sum of its proper divisors (29329330).

39105764 is a wasteful number, since it uses less digits than its factorization.

39105764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9776445 (or 9776443 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 39105764 is about 6253.4601621822. The cubic root of 39105764 is about 339.4274215245.

The spelling of 39105764 in words is "thirty-nine million, one hundred five thousand, seven hundred sixty-four".