88866666 has 64 divisors (see below), whose sum is σ = 226886400. Its totient is φ = 25256448.

The previous prime is 88866619. The next prime is 88866683. The reversal of 88866666 is 66666888.

It is a Harshad number since it is a multiple of its sum of digits (54).

88866666 is a modest number, since divided by 66666 gives 888 as remainder.

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87570 + ... + 88578.

It is an arithmetic number, because the mean of its divisors is an integer number (3545100).

Almost surely, 2^88866666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 88866666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113443200).

88866666 is an abundant number, since it is smaller than the sum of its proper divisors (138019734).

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

88866666 is a wasteful number, since it uses less digits than its factorization.

88866666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260 (or 1254 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 54.

The square root of 88866666 is about 9426.9117954927. The cubic root of 88866666 is about 446.2514384531.

The spelling of 88866666 in words is "eighty-eight million, eight hundred sixty-six thousand, six hundred sixty-six".