89563597 has 4 divisors (see below), whose sum is σ = 89789596. Its totient is φ = 89337600.

The previous prime is 89563583. The next prime is 89563609. The reversal of 89563597 is 79536598.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 79536598 = 2 ⋅39768299.

It can be written as a sum of positive squares in 2 ways, for example, as 22553001 + 67010596 = 4749^2 + 8186^2 .

It is a cyclic number.

It is not a de Polignac number, because 89563597 - 2⁷ = 89563469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89563297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112404 + ... + 113197.

It is an arithmetic number, because the mean of its divisors is an integer number (22447399).

Almost surely, 2^89563597 is an apocalyptic number.

It is an amenable number.

89563597 is a deficient number, since it is larger than the sum of its proper divisors (225999).

89563597 is a wasteful number, since it uses less digits than its factorization.

89563597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225998.

The product of its digits is 2041200, while the sum is 52.

The square root of 89563597 is about 9463.8045732147. The cubic root of 89563597 is about 447.4149679785.

The spelling of 89563597 in words is "eighty-nine million, five hundred sixty-three thousand, five hundred ninety-seven".