86917372 has 12 divisors (see below), whose sum is σ = 152789056. Its totient is φ = 43263360.

The previous prime is 86917361. The next prime is 86917393. The reversal of 86917372 is 27371968.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47829 + ... + 49612.

Almost surely, 2^86917372 is an apocalyptic number.

It is an amenable number.

86917372 is a deficient number, since it is larger than the sum of its proper divisors (65871684).

86917372 is a wasteful number, since it uses less digits than its factorization.

86917372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97668 (or 97666 counting only the distinct ones).

The product of its digits is 127008, while the sum is 43.

The square root of 86917372 is about 9322.9486751778. The cubic root of 86917372 is about 442.9644385778.

The spelling of 86917372 in words is "eighty-six million, nine hundred seventeen thousand, three hundred seventy-two".