89333491 has 4 divisors (see below), whose sum is σ = 96205312. Its totient is φ = 82461672.

The previous prime is 89333479. The next prime is 89333507. The reversal of 89333491 is 19433398.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89333491 is a prime.

It is a super-2 number, since 2×89333491² = 15960945228494162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89333401) 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, 3435891 + ... + 3435916.

It is an arithmetic number, because the mean of its divisors is an integer number (24051328).

Almost surely, 2^89333491 is an apocalyptic number.

89333491 is a deficient number, since it is larger than the sum of its proper divisors (6871821).

89333491 is a wasteful number, since it uses less digits than its factorization.

89333491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6871820.

The product of its digits is 69984, while the sum is 40.

The square root of 89333491 is about 9451.6395932134. The cubic root of 89333491 is about 447.0314745107.

The spelling of 89333491 in words is "eighty-nine million, three hundred thirty-three thousand, four hundred ninety-one".