86723212 has 24 divisors (see below), whose sum is σ = 155424080. Its totient is φ = 42327360.

The previous prime is 86723207. The next prime is 86723237. The reversal of 86723212 is 21232768.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32638 + ... + 35194.

Almost surely, 2^86723212 is an apocalyptic number.

It is an amenable number.

86723212 is a deficient number, since it is larger than the sum of its proper divisors (68700868).

86723212 is a wasteful number, since it uses less digits than its factorization.

86723212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2761 (or 2759 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 86723212 is about 9312.5298388784. The cubic root of 86723212 is about 442.6343545974.

The spelling of 86723212 in words is "eighty-six million, seven hundred twenty-three thousand, two hundred twelve".