39636068 has 6 divisors (see below), whose sum is σ = 69363126. Its totient is φ = 19818032.

The previous prime is 39636049. The next prime is 39636089. The reversal of 39636068 is 86063693.

It can be written as a sum of positive squares in only one way, i.e., 39413284 + 222784 = 6278^2 + 472^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4954505 + ... + 4954512.

It is an arithmetic number, because the mean of its divisors is an integer number (11560521).

Almost surely, 2^39636068 is an apocalyptic number.

It is an amenable number.

39636068 is a deficient number, since it is larger than the sum of its proper divisors (29727058).

39636068 is a wasteful number, since it uses less digits than its factorization.

39636068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9909021 (or 9909019 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 41.

The square root of 39636068 is about 6295.7182274940. The cubic root of 39636068 is about 340.9548361681.

The spelling of 39636068 in words is "thirty-nine million, six hundred thirty-six thousand, sixty-eight".