99434860 has 48 divisors (see below), whose sum is σ = 239210496. Its totient is φ = 34011072.

The previous prime is 99434827. The next prime is 99434869. The reversal of 99434860 is 6843499.

It is not an unprimeable number, because it can be changed into a prime (99434869) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114789 + ... + 115651.

It is an arithmetic number, because the mean of its divisors is an integer number (4983552).

Almost surely, 2^99434860 is an apocalyptic number.

It is an amenable number.

99434860 is an abundant number, since it is smaller than the sum of its proper divisors (139775636).

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

99434860 is a wasteful number, since it uses less digits than its factorization.

99434860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1702 (or 1700 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 99434860 is about 9971.7029638874. The cubic root of 99434860 is about 463.2828485039.

The spelling of 99434860 in words is "ninety-nine million, four hundred thirty-four thousand, eight hundred sixty".