89875519 has 2 divisors, whose sum is σ = 89875520. Its totient is φ = 89875518.

The previous prime is 89875517. The next prime is 89875531. The reversal of 89875519 is 91557898.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89875519 - 2¹ = 89875517 is a prime.

It is a super-2 number, since 2×89875519² = 16155217831038722, which contains 22 as substring.

Together with 89875517, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89875517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44937759 + 44937760.

It is an arithmetic number, because the mean of its divisors is an integer number (44937760).

Almost surely, 2^89875519 is an apocalyptic number.

89875519 is a deficient number, since it is larger than the sum of its proper divisors (1).

89875519 is an equidigital number, since it uses as much as digits as its factorization.

89875519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 907200, while the sum is 52.

The square root of 89875519 is about 9480.2699856070. The cubic root of 89875519 is about 447.9337683100.

The spelling of 89875519 in words is "eighty-nine million, eight hundred seventy-five thousand, five hundred nineteen".