89042530 has 8 divisors (see below), whose sum is σ = 160276572. Its totient is φ = 35617008.

The previous prime is 89042519. The next prime is 89042543. The reversal of 89042530 is 3524098.

It can be written as a sum of positive squares in 2 ways, for example, as 81595089 + 7447441 = 9033^2 + 2729^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 89042492 and 89042501.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4452117 + ... + 4452136.

Almost surely, 2^89042530 is an apocalyptic number.

89042530 is a deficient number, since it is larger than the sum of its proper divisors (71234042).

89042530 is a wasteful number, since it uses less digits than its factorization.

89042530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8904260.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 89042530 is about 9436.2349483255. The cubic root of 89042530 is about 446.5456164387.

The spelling of 89042530 in words is "eighty-nine million, forty-two thousand, five hundred thirty".