86622668 has 24 divisors (see below), whose sum is σ = 169407504. Its totient is φ = 38412800.

The previous prime is 86622659. The next prime is 86622671.

It is a happy number.

86622668 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×86622668² = 15006973222876448, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22205 + ... + 25812.

It is an arithmetic number, because the mean of its divisors is an integer number (7058646).

Almost surely, 2^86622668 is an apocalyptic number.

It is an amenable number.

86622668 is a deficient number, since it is larger than the sum of its proper divisors (82784836).

86622668 is a wasteful number, since it uses less digits than its factorization.

86622668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48073 (or 48071 counting only the distinct ones).

The product of its digits is 331776, while the sum is 44.

The square root of 86622668 is about 9307.1299550398. The cubic root of 86622668 is about 442.4632299449.

The spelling of 86622668 in words is "eighty-six million, six hundred twenty-two thousand, six hundred sixty-eight".