99678852 has 72 divisors (see below), whose sum is σ = 310122176. Its totient is φ = 26288064.

The previous prime is 99678847. The next prime is 99678853. The reversal of 99678852 is 25887699.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (99678853) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11938 + ... + 18489.

Almost surely, 2^99678852 is an apocalyptic number.

It is an amenable number.

99678852 is an abundant number, since it is smaller than the sum of its proper divisors (210443324).

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

99678852 is a wasteful number, since it uses less digits than its factorization.

99678852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30457 (or 30452 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 54.

The square root of 99678852 is about 9983.9296872524. The cubic root of 99678852 is about 463.6614715143.

The spelling of 99678852 in words is "ninety-nine million, six hundred seventy-eight thousand, eight hundred fifty-two".