86744732 has 24 divisors (see below), whose sum is σ = 154467600. Its totient is φ = 42615936.

The previous prime is 86744731. The next prime is 86744797. The reversal of 86744732 is 23744768.

It is a self number, because there is not a number n which added to its sum of digits gives 86744732.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86744731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121994 + ... + 122702.

It is an arithmetic number, because the mean of its divisors is an integer number (6436150).

Almost surely, 2^86744732 is an apocalyptic number.

It is an amenable number.

86744732 is a deficient number, since it is larger than the sum of its proper divisors (67722868).

86744732 is a wasteful number, since it uses less digits than its factorization.

86744732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1205 (or 1203 counting only the distinct ones).

The product of its digits is 225792, while the sum is 41.

The square root of 86744732 is about 9313.6851997477. The cubic root of 86744732 is about 442.6709641867.

The spelling of 86744732 in words is "eighty-six million, seven hundred forty-four thousand, seven hundred thirty-two".