86907628 has 12 divisors (see below), whose sum is σ = 152327952. Its totient is φ = 43385360.

The previous prime is 86907581. The next prime is 86907629. The reversal of 86907628 is 82670968.

It is not an unprimeable number, because it can be changed into a prime (86907629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14203 + ... + 19378.

It is an arithmetic number, because the mean of its divisors is an integer number (12693996).

Almost surely, 2^86907628 is an apocalyptic number.

It is an amenable number.

86907628 is a deficient number, since it is larger than the sum of its proper divisors (65420324).

86907628 is a wasteful number, since it uses less digits than its factorization.

86907628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34232 (or 34230 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 86907628 is about 9322.4260790848. The cubic root of 86907628 is about 442.9478848989.

The spelling of 86907628 in words is "eighty-six million, nine hundred seven thousand, six hundred twenty-eight".