86579628 has 24 divisors (see below), whose sum is σ = 202234032. Its totient is φ = 28829184.

The previous prime is 86579627. The next prime is 86579629. The reversal of 86579628 is 82697568.

It is an interprime number because it is at equal distance from previous prime (86579627) and next prime (86579629).

It is not an unprimeable number, because it can be changed into a prime (86579627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9876 + ... + 16452.

It is an arithmetic number, because the mean of its divisors is an integer number (8426418).

Almost surely, 2^86579628 is an apocalyptic number.

It is an amenable number.

86579628 is an abundant number, since it is smaller than the sum of its proper divisors (115654404).

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

86579628 is a wasteful number, since it uses less digits than its factorization.

86579628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7681 (or 7679 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 51.

The square root of 86579628 is about 9304.8174619387. The cubic root of 86579628 is about 442.3899359186.

The spelling of 86579628 in words is "eighty-six million, five hundred seventy-nine thousand, six hundred twenty-eight".