89274642 has 8 divisors (see below), whose sum is σ = 178549296. Its totient is φ = 29758212.

The previous prime is 89274623. The next prime is 89274697. The reversal of 89274642 is 24647298.

It is a sphenic number, since it is the product of 3 distinct primes.

89274642 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 89274594 and 89274603.

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 3 ways as a sum of consecutive naturals, for example, 7439548 + ... + 7439559.

It is an arithmetic number, because the mean of its divisors is an integer number (22318662).

Almost surely, 2^89274642 is an apocalyptic number.

89274642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

89274642 is a wasteful number, since it uses less digits than its factorization.

89274642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14879112.

The product of its digits is 193536, while the sum is 42.

The square root of 89274642 is about 9448.5259167766. The cubic root of 89274642 is about 446.9332913479.

The spelling of 89274642 in words is "eighty-nine million, two hundred seventy-four thousand, six hundred forty-two".