86689662 has 64 divisors (see below), whose sum is σ = 185613120. Its totient is φ = 26956800.

The previous prime is 86689657. The next prime is 86689663. The reversal of 86689662 is 26698668.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86689663) 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, 795264 + ... + 795372.

It is an arithmetic number, because the mean of its divisors is an integer number (2900205).

Almost surely, 2^86689662 is an apocalyptic number.

86689662 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

86689662 is an abundant number, since it is smaller than the sum of its proper divisors (98923458).

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

86689662 is a wasteful number, since it uses less digits than its factorization.

86689662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269.

The product of its digits is 1492992, while the sum is 51.

The square root of 86689662 is about 9310.7283281170. The cubic root of 86689662 is about 442.5772676204.

The spelling of 86689662 in words is "eighty-six million, six hundred eighty-nine thousand, six hundred sixty-two".