94218985 has 16 divisors (see below), whose sum is σ = 129453696. Its totient is φ = 64487808.

The previous prime is 94218979. The next prime is 94218989. The reversal of 94218985 is 58981249.

It is not a de Polignac number, because 94218985 - 2⁷ = 94218857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (94218989) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19414 + ... + 23776.

It is an arithmetic number, because the mean of its divisors is an integer number (8090856).

Almost surely, 2^94218985 is an apocalyptic number.

It is an amenable number.

94218985 is a deficient number, since it is larger than the sum of its proper divisors (35234711).

94218985 is a wasteful number, since it uses less digits than its factorization.

94218985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4992.

The product of its digits is 207360, while the sum is 46.

The square root of 94218985 is about 9706.6464342738. The cubic root of 94218985 is about 455.0364017087.

The spelling of 94218985 in words is "ninety-four million, two hundred eighteen thousand, nine hundred eighty-five".