86458972 has 12 divisors (see below), whose sum is σ = 153434736. Its totient is φ = 42620480.

The previous prime is 86458963. The next prime is 86459003. The reversal of 86458972 is 27985468.

It is a congruent 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, 151933 + ... + 152500.

It is an arithmetic number, because the mean of its divisors is an integer number (12786228).

Almost surely, 2^86458972 is an apocalyptic number.

It is an amenable number.

86458972 is a deficient number, since it is larger than the sum of its proper divisors (66975764).

86458972 is a wasteful number, since it uses less digits than its factorization.

86458972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304508 (or 304506 counting only the distinct ones).

The product of its digits is 967680, while the sum is 49.

The square root of 86458972 is about 9298.3316783174. The cubic root of 86458972 is about 442.1843378440.

The spelling of 86458972 in words is "eighty-six million, four hundred fifty-eight thousand, nine hundred seventy-two".