86749672 has 32 divisors (see below), whose sum is σ = 169200000. Its totient is φ = 41646528.

The previous prime is 86749669. The next prime is 86749679. The reversal of 86749672 is 27694768.

It is not an unprimeable number, because it can be changed into a prime (86749679) 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, 45229 + ... + 47107.

It is an arithmetic number, because the mean of its divisors is an integer number (5287500).

Almost surely, 2^86749672 is an apocalyptic number.

It is an amenable number.

86749672 is a deficient number, since it is larger than the sum of its proper divisors (82450328).

86749672 is a wasteful number, since it uses less digits than its factorization.

86749672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2113 (or 2109 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 49.

The square root of 86749672 is about 9313.9503971194. The cubic root of 86749672 is about 442.6793672063.

The spelling of 86749672 in words is "eighty-six million, seven hundred forty-nine thousand, six hundred seventy-two".