89340563 has 16 divisors (see below), whose sum is σ = 98896896. Its totient is φ = 80196480.

The previous prime is 89340557. The next prime is 89340569. The reversal of 89340563 is 36504398.

It is an interprime number because it is at equal distance from previous prime (89340557) and next prime (89340569).

It is not a de Polignac number, because 89340563 - 2⁶ = 89340499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89340569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86993 + ... + 88013.

It is an arithmetic number, because the mean of its divisors is an integer number (6181056).

Almost surely, 2^89340563 is an apocalyptic number.

89340563 is a deficient number, since it is larger than the sum of its proper divisors (9556333).

89340563 is a wasteful number, since it uses less digits than its factorization.

89340563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 89340563 is about 9452.0137007941. The cubic root of 89340563 is about 447.0432704718.

The spelling of 89340563 in words is "eighty-nine million, three hundred forty thousand, five hundred sixty-three".