89000355 has 32 divisors (see below), whose sum is σ = 154868544. Its totient is φ = 43462656.

The previous prime is 89000297. The next prime is 89000357. The reversal of 89000355 is 55300098.

It is a Cunningham number, because it is equal to 9434²-1.

It is not a de Polignac number, because 89000355 - 2⁸ = 89000099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (89000357) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4719 + ... + 14151.

It is an arithmetic number, because the mean of its divisors is an integer number (4839642).

Almost surely, 2^89000355 is an apocalyptic number.

89000355 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

89000355 is a deficient number, since it is larger than the sum of its proper divisors (65868189).

89000355 is a wasteful number, since it uses less digits than its factorization.

89000355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9495.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 89000355 is about 9433.9999470002. Note that the first 4 decimals coincide. The cubic root of 89000355 is about 446.4751031848.

The spelling of 89000355 in words is "eighty-nine million, three hundred fifty-five", and thus it is an aban number.