86870532 has 36 divisors (see below), whose sum is σ = 235793040. Its totient is φ = 24819984.

The previous prime is 86870519. The next prime is 86870557. The reversal of 86870532 is 23507868.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73282 + ... + 74457.

Almost surely, 2^86870532 is an apocalyptic number.

It is an amenable number.

86870532 is an abundant number, since it is smaller than the sum of its proper divisors (148922508).

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

86870532 is a wasteful number, since it uses less digits than its factorization.

86870532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147760 (or 147751 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 86870532 is about 9320.4362558842. The cubic root of 86870532 is about 442.8848527134.

The spelling of 86870532 in words is "eighty-six million, eight hundred seventy thousand, five hundred thirty-two".