89718842 has 8 divisors (see below), whose sum is σ = 134662836. Its totient is φ = 44831232.

The previous prime is 89718823. The next prime is 89718851. The reversal of 89718842 is 24881798.

It can be written as a sum of positive squares in 2 ways, for example, as 86694721 + 3024121 = 9311^2 + 1739^2 .

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

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, 9863 + ... + 16634.

Almost surely, 2^89718842 is an apocalyptic number.

89718842 is a deficient number, since it is larger than the sum of its proper divisors (44943994).

89718842 is a wasteful number, since it uses less digits than its factorization.

89718842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28192.

The product of its digits is 258048, while the sum is 47.

The square root of 89718842 is about 9472.0030616549. The cubic root of 89718842 is about 447.6733275704.

The spelling of 89718842 in words is "eighty-nine million, seven hundred eighteen thousand, eight hundred forty-two".