89855536 has 20 divisors (see below), whose sum is σ = 178801552. Its totient is φ = 43713216.

The previous prime is 89855533. The next prime is 89855569. The reversal of 89855536 is 63555898.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 89855536.

It is not an unprimeable number, because it can be changed into a prime (89855531) 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, 75300 + ... + 76483.

Almost surely, 2^89855536 is an apocalyptic number.

It is an amenable number.

89855536 is a deficient number, since it is larger than the sum of its proper divisors (88946016).

89855536 is a wasteful number, since it uses less digits than its factorization.

89855536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151828 (or 151822 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 49.

The square root of 89855536 is about 9479.2160013368. The cubic root of 89855536 is about 447.9005678565.

It can be divided in two parts, 89 and 855536, that added together give a square (855625 = 925²).

The spelling of 89855536 in words is "eighty-nine million, eight hundred fifty-five thousand, five hundred thirty-six".