89846131 has 2 divisors, whose sum is σ = 89846132. Its totient is φ = 89846130.

The previous prime is 89846111. The next prime is 89846177. The reversal of 89846131 is 13164898.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89846131 is a prime.

It is a super-2 number, since 2×89846131² = 16144654511338322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (89846111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44923065 + 44923066.

It is an arithmetic number, because the mean of its divisors is an integer number (44923066).

Almost surely, 2^89846131 is an apocalyptic number.

89846131 is a deficient number, since it is larger than the sum of its proper divisors (1).

89846131 is an equidigital number, since it uses as much as digits as its factorization.

89846131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 40.

The square root of 89846131 is about 9478.7199030249. The cubic root of 89846131 is about 447.8849403577.

The spelling of 89846131 in words is "eighty-nine million, eight hundred forty-six thousand, one hundred thirty-one".