89642318 has 8 divisors (see below), whose sum is σ = 137743200. Its totient is φ = 43727920.

The previous prime is 89642317. The next prime is 89642341. The reversal of 89642318 is 81324698.

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

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89642317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 546518 + ... + 546681.

It is an arithmetic number, because the mean of its divisors is an integer number (17217900).

Almost surely, 2^89642318 is an apocalyptic number.

89642318 is a deficient number, since it is larger than the sum of its proper divisors (48100882).

89642318 is a wasteful number, since it uses less digits than its factorization.

89642318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093242.

The product of its digits is 82944, while the sum is 41.

The square root of 89642318 is about 9467.9627164454. The cubic root of 89642318 is about 447.5460131832.

The spelling of 89642318 in words is "eighty-nine million, six hundred forty-two thousand, three hundred eighteen".