89611538 has 8 divisors (see below), whose sum is σ = 134476032. Its totient is φ = 44786196.

The previous prime is 89611523. The next prime is 89611547. The reversal of 89611538 is 83511698.

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 = 89611495 and 89611504.

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, 3170 + ... + 13757.

It is an arithmetic number, because the mean of its divisors is an integer number (16809504).

Almost surely, 2^89611538 is an apocalyptic number.

89611538 is a deficient number, since it is larger than the sum of its proper divisors (44864494).

89611538 is a wasteful number, since it uses less digits than its factorization.

89611538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19576.

The product of its digits is 51840, while the sum is 41.

The square root of 89611538 is about 9466.3370952021. The cubic root of 89611538 is about 447.4947834978.

The spelling of 89611538 in words is "eighty-nine million, six hundred eleven thousand, five hundred thirty-eight".