9039920236 has 6 divisors (see below), whose sum is σ = 15819860420. Its totient is φ = 4519960116.

The previous prime is 9039920231. The next prime is 9039920243. The reversal of 9039920236 is 6320299309.

It is a junction number, because it is equal to n+sod(n) for n = 9039920192 and 9039920201.

It is not an unprimeable number, because it can be changed into a prime (9039920231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1129990026 + ... + 1129990033.

Almost surely, 2^9039920236 is an apocalyptic number.

It is an amenable number.

9039920236 is a deficient number, since it is larger than the sum of its proper divisors (6779940184).

9039920236 is a wasteful number, since it uses less digits than its factorization.

9039920236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2259980063 (or 2259980061 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 43.

The square root of 9039920236 is about 95078.4951290248. The cubic root of 9039920236 is about 2083.1547477056.

The spelling of 9039920236 in words is "nine billion, thirty-nine million, nine hundred twenty thousand, two hundred thirty-six".