39081136 has 10 divisors (see below), whose sum is σ = 75719732. Its totient is φ = 19540560.

The previous prime is 39081121. The next prime is 39081137. The reversal of 39081136 is 63118093.

It is a junction number, because it is equal to n+sod(n) for n = 39081098 and 39081107.

It is not an unprimeable number, because it can be changed into a prime (39081137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1221270 + ... + 1221301.

Almost surely, 2^39081136 is an apocalyptic number.

It is an amenable number.

39081136 is a deficient number, since it is larger than the sum of its proper divisors (36638596).

39081136 is a wasteful number, since it uses less digits than its factorization.

39081136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2442579 (or 2442573 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 39081136 is about 6251.4907022246. The cubic root of 39081136 is about 339.3561517750.

The spelling of 39081136 in words is "thirty-nine million, eighty-one thousand, one hundred thirty-six".