86705996 has 12 divisors (see below), whose sum is σ = 163407552. Its totient is φ = 40018128.

The previous prime is 86705951. The next prime is 86705999. The reversal of 86705996 is 69950768.

It is not an unprimeable number, because it can be changed into a prime (86705999) 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, 833660 + ... + 833763.

It is an arithmetic number, because the mean of its divisors is an integer number (13617296).

Almost surely, 2^86705996 is an apocalyptic number.

It is an amenable number.

86705996 is a deficient number, since it is larger than the sum of its proper divisors (76701556).

86705996 is a wasteful number, since it uses less digits than its factorization.

86705996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1667440 (or 1667438 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 50.

The square root of 86705996 is about 9311.6054469678. The cubic root of 86705996 is about 442.6050625652.

The spelling of 86705996 in words is "eighty-six million, seven hundred five thousand, nine hundred ninety-six".