88889994 has 16 divisors (see below), whose sum is σ = 197533440. Its totient is φ = 29629980.

The previous prime is 88889939. The next prime is 88890007. The reversal of 88889994 is 49998888.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 823002 + ... + 823109.

It is an arithmetic number, because the mean of its divisors is an integer number (12345840).

Almost surely, 2^88889994 is an apocalyptic number.

88889994 is an abundant number, since it is smaller than the sum of its proper divisors (108643446).

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

88889994 is a wasteful number, since it uses less digits than its factorization.

88889994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1646122 (or 1646116 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 63.

The square root of 88889994 is about 9428.1490230055. The cubic root of 88889994 is about 446.2904828749.

The spelling of 88889994 in words is "eighty-eight million, eight hundred eighty-nine thousand, nine hundred ninety-four".