99007842 has 24 divisors (see below), whose sum is σ = 199496304. Its totient is φ = 32757504.

The previous prime is 99007829. The next prime is 99007859. The reversal of 99007842 is 24870099.

It is a self number, because there is not a number n which added to its sum of digits gives 99007842.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 223273 + ... + 223715.

It is an arithmetic number, because the mean of its divisors is an integer number (8312346).

Almost surely, 2^99007842 is an apocalyptic number.

99007842 is an abundant number, since it is smaller than the sum of its proper divisors (100488462).

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

99007842 is a wasteful number, since it uses less digits than its factorization.

99007842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834 (or 641 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 99007842 is about 9950.2684385900. The cubic root of 99007842 is about 462.6187152765.

The spelling of 99007842 in words is "ninety-nine million, seven thousand, eight hundred forty-two".