86907616 has 24 divisors (see below), whose sum is σ = 178539984. Its totient is φ = 41564160.

The previous prime is 86907581. The next prime is 86907629. The reversal of 86907616 is 61670968.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58305 + ... + 59776.

It is an arithmetic number, because the mean of its divisors is an integer number (7439166).

Almost surely, 2^86907616 is an apocalyptic number.

It is an amenable number.

86907616 is an abundant number, since it is smaller than the sum of its proper divisors (91632368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86907616 is a wasteful number, since it uses less digits than its factorization.

86907616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118114 (or 118106 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 86907616 is about 9322.4254354755. The cubic root of 86907616 is about 442.9478645119.

The spelling of 86907616 in words is "eighty-six million, nine hundred seven thousand, six hundred sixteen".