86538692 has 12 divisors (see below), whose sum is σ = 159413520. Its totient is φ = 40991976.

The previous prime is 86538679. The next prime is 86538707. The reversal of 86538692 is 29683568.

It is a happy 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, 569258 + ... + 569409.

It is an arithmetic number, because the mean of its divisors is an integer number (13284460).

Almost surely, 2^86538692 is an apocalyptic number.

It is an amenable number.

86538692 is a deficient number, since it is larger than the sum of its proper divisors (72874828).

86538692 is a wasteful number, since it uses less digits than its factorization.

86538692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1138690 (or 1138688 counting only the distinct ones).

The product of its digits is 622080, while the sum is 47.

The square root of 86538692 is about 9302.6174811179. The cubic root of 86538692 is about 442.3202023113.

The spelling of 86538692 in words is "eighty-six million, five hundred thirty-eight thousand, six hundred ninety-two".