89100568 has 8 divisors (see below), whose sum is σ = 167063580. Its totient is φ = 44550280.

The previous prime is 89100563. The next prime is 89100577. The reversal of 89100568 is 86500198.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×89100568² = 15877822435845248, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89100563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5568778 + ... + 5568793.

Almost surely, 2^89100568 is an apocalyptic number.

It is an amenable number.

89100568 is a deficient number, since it is larger than the sum of its proper divisors (77963012).

89100568 is a wasteful number, since it uses less digits than its factorization.

89100568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11137577 (or 11137573 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 37.

The square root of 89100568 is about 9439.3097205251. The cubic root of 89100568 is about 446.6426149768.

The spelling of 89100568 in words is "eighty-nine million, one hundred thousand, five hundred sixty-eight".