86486772 has 12 divisors (see below), whose sum is σ = 201802496. Its totient is φ = 28828920.

The previous prime is 86486767. The next prime is 86486779. The reversal of 86486772 is 27768468.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86486779) 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, 3603604 + ... + 3603627.

Almost surely, 2^86486772 is an apocalyptic number.

It is an amenable number.

86486772 is an abundant number, since it is smaller than the sum of its proper divisors (115315724).

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

86486772 is a wasteful number, since it uses less digits than its factorization.

86486772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7207238 (or 7207236 counting only the distinct ones).

The product of its digits is 903168, while the sum is 48.

The square root of 86486772 is about 9299.8264499936. The cubic root of 86486772 is about 442.2317260522.

The spelling of 86486772 in words is "eighty-six million, four hundred eighty-six thousand, seven hundred seventy-two".