89562563 has 2 divisors, whose sum is σ = 89562564. Its totient is φ = 89562562.

The previous prime is 89562553. The next prime is 89562611. The reversal of 89562563 is 36526598.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89562563 - 2⁴ = 89562547 is a prime.

It is a super-2 number, since 2×89562563² = 16042905382257938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (89562553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44781281 + 44781282.

It is an arithmetic number, because the mean of its divisors is an integer number (44781282).

Almost surely, 2^89562563 is an apocalyptic number.

89562563 is a deficient number, since it is larger than the sum of its proper divisors (1).

89562563 is an equidigital number, since it uses as much as digits as its factorization.

89562563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 388800, while the sum is 44.

The square root of 89562563 is about 9463.7499438647. The cubic root of 89562563 is about 447.4132461895.

The spelling of 89562563 in words is "eighty-nine million, five hundred sixty-two thousand, five hundred sixty-three".