89572963 has 2 divisors, whose sum is σ = 89572964. Its totient is φ = 89572962.

The previous prime is 89572939. The next prime is 89572969. The reversal of 89572963 is 36927598.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89572963 - 2²⁵ = 56018531 is a prime.

It is not a weakly prime, because it can be changed into another prime (89572969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44786481 + 44786482.

It is an arithmetic number, because the mean of its divisors is an integer number (44786482).

Almost surely, 2^89572963 is an apocalyptic number.

89572963 is a deficient number, since it is larger than the sum of its proper divisors (1).

89572963 is an equidigital number, since it uses as much as digits as its factorization.

89572963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 816480, while the sum is 49.

The square root of 89572963 is about 9464.2993929820. The cubic root of 89572963 is about 447.4305633866.

The spelling of 89572963 in words is "eighty-nine million, five hundred seventy-two thousand, nine hundred sixty-three".