89542005 has 32 divisors (see below), whose sum is σ = 166053888. Its totient is φ = 40353600.

The previous prime is 89541989. The next prime is 89542021. The reversal of 89542005 is 50024598.

It is an interprime number because it is at equal distance from previous prime (89541989) and next prime (89542021).

It is not a de Polignac number, because 89542005 - 2⁴ = 89541989 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1450 + ... + 13460.

It is an arithmetic number, because the mean of its divisors is an integer number (5189184).

Almost surely, 2^89542005 is an apocalyptic number.

It is an amenable number.

89542005 is a deficient number, since it is larger than the sum of its proper divisors (76511883).

89542005 is a wasteful number, since it uses less digits than its factorization.

89542005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12097.

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 89542005 is about 9462.6637370246. The cubic root of 89542005 is about 447.3790108086.

The spelling of 89542005 in words is "eighty-nine million, five hundred forty-two thousand, five".