89342538 has 16 divisors (see below), whose sum is σ = 178790976. Its totient is φ = 29763200.

The previous prime is 89342507. The next prime is 89342551. The reversal of 89342538 is 83524398.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 89342538.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10363 + ... + 16913.

It is an arithmetic number, because the mean of its divisors is an integer number (11174436).

Almost surely, 2^89342538 is an apocalyptic number.

89342538 is an abundant number, since it is smaller than the sum of its proper divisors (89448438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89342538 is a wasteful number, since it uses less digits than its factorization.

89342538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8829.

The product of its digits is 207360, while the sum is 42.

The square root of 89342538 is about 9452.1181753086. The cubic root of 89342538 is about 447.0465646230.

The spelling of 89342538 in words is "eighty-nine million, three hundred forty-two thousand, five hundred thirty-eight".