199994496 has 64 divisors (see below), whose sum is σ = 572113920. Its totient is φ = 61535232.

The previous prime is 199994489. The next prime is 199994521. The reversal of 199994496 is 694499991.

199994496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15040 + ... + 25023.

It is an arithmetic number, because the mean of its divisors is an integer number (8939280).

Almost surely, 2^199994496 is an apocalyptic number.

199994496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

199994496 is an abundant number, since it is smaller than the sum of its proper divisors (372119424).

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

199994496 is a wasteful number, since it uses less digits than its factorization.

199994496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40093 (or 40081 counting only the distinct ones).

The product of its digits is 5668704, while the sum is 60.

The square root of 199994496 is about 14141.9410266059. The cubic root of 199994496 is about 584.7981829955.

The spelling of 199994496 in words is "one hundred ninety-nine million, nine hundred ninety-four thousand, four hundred ninety-six".