86009772 has 12 divisors (see below), whose sum is σ = 200689496. Its totient is φ = 28669920.

The previous prime is 86009743. The next prime is 86009773. The reversal of 86009772 is 27790068.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 86009772.

It is not an unprimeable number, because it can be changed into a prime (86009773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3583729 + ... + 3583752.

Almost surely, 2^86009772 is an apocalyptic number.

It is an amenable number.

86009772 is an abundant number, since it is smaller than the sum of its proper divisors (114679724).

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

86009772 is a wasteful number, since it uses less digits than its factorization.

86009772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7167488 (or 7167486 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 39.

The square root of 86009772 is about 9274.1453514596. The cubic root of 86009772 is about 441.4172140825.

The spelling of 86009772 in words is "eighty-six million, nine thousand, seven hundred seventy-two".