86666496 has 180 divisors, whose sum is σ = 274811712. Its totient is φ = 24235008.

The previous prime is 86666479. The next prime is 86666519. The reversal of 86666496 is 69466668.

It is a super-2 number, since 2×86666496² = 15022163057836032, which contains 22 as substring.

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1843945 + ... + 1843991.

Almost surely, 2^86666496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86666496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137405856).

86666496 is an abundant number, since it is smaller than the sum of its proper divisors (188145216).

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

86666496 is an frugal number, since it uses more digits than its factorization.

86666496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94 (or 59 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 51.

The square root of 86666496 is about 9309.4841962377. The cubic root of 86666496 is about 442.5378409338.

The spelling of 86666496 in words is "eighty-six million, six hundred sixty-six thousand, four hundred ninety-six".