89575663 has 2 divisors, whose sum is σ = 89575664. Its totient is φ = 89575662.

The previous prime is 89575649. The next prime is 89575691. The reversal of 89575663 is 36657598.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89575663 - 2¹⁷ = 89444591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89575643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44787831 + 44787832.

It is an arithmetic number, because the mean of its divisors is an integer number (44787832).

Almost surely, 2^89575663 is an apocalyptic number.

89575663 is a deficient number, since it is larger than the sum of its proper divisors (1).

89575663 is an equidigital number, since it uses as much as digits as its factorization.

89575663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1360800, while the sum is 49.

The square root of 89575663 is about 9464.4420332104. The cubic root of 89575663 is about 447.4350589782.

The spelling of 89575663 in words is "eighty-nine million, five hundred seventy-five thousand, six hundred sixty-three".