84923718 has 32 divisors (see below), whose sum is σ = 186641280. Its totient is φ = 25546560.

The previous prime is 84923647. The next prime is 84923731. The reversal of 84923718 is 81732948.

It is a self number, because there is not a number n which added to its sum of digits gives 84923718.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4546 + ... + 13802.

It is an arithmetic number, because the mean of its divisors is an integer number (5832540).

Almost surely, 2^84923718 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84923718, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93320640).

84923718 is an abundant number, since it is smaller than the sum of its proper divisors (101717562).

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

84923718 is a wasteful number, since it uses less digits than its factorization.

84923718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9412.

The product of its digits is 96768, while the sum is 42.

The square root of 84923718 is about 9215.4065564141. The cubic root of 84923718 is about 439.5513988456.

The spelling of 84923718 in words is "eighty-four million, nine hundred twenty-three thousand, seven hundred eighteen".