98989894 has 8 divisors (see below), whose sum is σ = 150153480. Its totient is φ = 48938736.

The previous prime is 98989889. The next prime is 98989903. The reversal of 98989894 is 49898989.

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

It is a super-2 number, since 2×98989894² = 19597998228262472, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

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, 277884 + ... + 278239.

It is an arithmetic number, because the mean of its divisors is an integer number (18769185).

Almost surely, 2^98989894 is an apocalyptic number.

98989894 is a deficient number, since it is larger than the sum of its proper divisors (51163586).

98989894 is a wasteful number, since it uses less digits than its factorization.

98989894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556214.

The product of its digits is 13436928, while the sum is 64.

The square root of 98989894 is about 9949.3665124972. The cubic root of 98989894 is about 462.5907593008.

The spelling of 98989894 in words is "ninety-eight million, nine hundred eighty-nine thousand, eight hundred ninety-four".