8866400 has 36 divisors (see below), whose sum is σ = 21647052. Its totient is φ = 3546240.

The previous prime is 8866399. The next prime is 8866427. The reversal of 8866400 is 46688.

It is a super-2 number, since 2×8866400² = 157226097920000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4742 + ... + 6341.

It is an arithmetic number, because the mean of its divisors is an integer number (601307).

Almost surely, 2^8866400 is an apocalyptic number.

8866400 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8866400 is an abundant number, since it is smaller than the sum of its proper divisors (12780652).

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

8866400 is a wasteful number, since it uses less digits than its factorization.

8866400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11103 (or 11090 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 8866400 is about 2977.6500801807. The cubic root of 8866400 is about 206.9739906798.

The spelling of 8866400 in words is "eight million, eight hundred sixty-six thousand, four hundred".