89218742 has 8 divisors (see below), whose sum is σ = 135713232. Its totient is φ = 43981000.

The previous prime is 89218693. The next prime is 89218751. The reversal of 89218742 is 24781298.

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

It is a self number, because there is not a number n which added to its sum of digits gives 89218742.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 314009 + ... + 314292.

It is an arithmetic number, because the mean of its divisors is an integer number (16964154).

Almost surely, 2^89218742 is an apocalyptic number.

89218742 is a deficient number, since it is larger than the sum of its proper divisors (46494490).

89218742 is a wasteful number, since it uses less digits than its factorization.

89218742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628374.

The product of its digits is 64512, while the sum is 41.

The square root of 89218742 is about 9445.5673201772. The cubic root of 89218742 is about 446.8399883046.

The spelling of 89218742 in words is "eighty-nine million, two hundred eighteen thousand, seven hundred forty-two".