86606604 has 96 divisors (see below), whose sum is σ = 259212800. Its totient is φ = 24494400.

The previous prime is 86606587. The next prime is 86606609. The reversal of 86606604 is 40660668.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (86606609) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81879 + ... + 82929.

Almost surely, 2^86606604 is an apocalyptic number.

86606604 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86606604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129606400).

86606604 is an abundant number, since it is smaller than the sum of its proper divisors (172606196).

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

86606604 is a wasteful number, since it uses less digits than its factorization.

86606604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1180 (or 1172 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 86606604 is about 9306.2669207368. The cubic root of 86606604 is about 442.4358769479.

The spelling of 86606604 in words is "eighty-six million, six hundred six thousand, six hundred four".