86825712 has 20 divisors (see below), whose sum is σ = 224299880. Its totient is φ = 28941888.

The previous prime is 86825707. The next prime is 86825731. The reversal of 86825712 is 21752868.

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, 904387 + ... + 904482.

It is an arithmetic number, because the mean of its divisors is an integer number (11214994).

Almost surely, 2^86825712 is an apocalyptic number.

It is an amenable number.

86825712 is an abundant number, since it is smaller than the sum of its proper divisors (137474168).

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

86825712 is a wasteful number, since it uses less digits than its factorization.

86825712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1808880 (or 1808874 counting only the distinct ones).

The product of its digits is 53760, while the sum is 39.

The square root of 86825712 is about 9318.0315517817. The cubic root of 86825712 is about 442.8086722433.

The spelling of 86825712 in words is "eighty-six million, eight hundred twenty-five thousand, seven hundred twelve".