99085842 has 20 divisors (see below), whose sum is σ = 222026046. Its totient is φ = 33028560.

The previous prime is 99085801. The next prime is 99085849. The reversal of 99085842 is 24858099.

It can be written as a sum of positive squares in only one way, i.e., 74494161 + 24591681 = 8631^2 + 4959^2 .

It is not an unprimeable number, because it can be changed into a prime (99085849) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 305659 + ... + 305982.

Almost surely, 2^99085842 is an apocalyptic number.

99085842 is an abundant number, since it is smaller than the sum of its proper divisors (122940204).

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

99085842 is a wasteful number, since it uses less digits than its factorization.

99085842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611655 (or 611646 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The square root of 99085842 is about 9954.1871591808. The cubic root of 99085842 is about 462.7401695886.

The spelling of 99085842 in words is "ninety-nine million, eighty-five thousand, eight hundred forty-two".