98778896 has 20 divisors (see below), whose sum is σ = 197558784. Its totient is φ = 47796000.

The previous prime is 98778893. The next prime is 98778899. The reversal of 98778896 is 69887789.

It is an interprime number because it is at equal distance from previous prime (98778893) and next prime (98778899).

98778896 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is not an unprimeable number, because it can be changed into a prime (98778893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99080 + ... + 100071.

Almost surely, 2^98778896 is an apocalyptic number.

It is an amenable number.

98778896 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

98778896 is a wasteful number, since it uses less digits than its factorization.

98778896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199190 (or 199184 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 62.

The square root of 98778896 is about 9938.7572663789. The cubic root of 98778896 is about 462.2618531451.

The spelling of 98778896 in words is "ninety-eight million, seven hundred seventy-eight thousand, eight hundred ninety-six".