89493071 has 2 divisors, whose sum is σ = 89493072. Its totient is φ = 89493070.

The previous prime is 89493067. The next prime is 89493077. The reversal of 89493071 is 17039498.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89493071 - 2² = 89493067 is a prime.

It is a super-2 number, since 2×89493071² = 16018019514022082, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89493077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44746535 + 44746536.

It is an arithmetic number, because the mean of its divisors is an integer number (44746536).

Almost surely, 2^89493071 is an apocalyptic number.

89493071 is a deficient number, since it is larger than the sum of its proper divisors (1).

89493071 is an equidigital number, since it uses as much as digits as its factorization.

89493071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 89493071 is about 9460.0777480949. The cubic root of 89493071 is about 447.2974995906.

The spelling of 89493071 in words is "eighty-nine million, four hundred ninety-three thousand, seventy-one".