199944462 has 8 divisors (see below), whose sum is σ = 399888936. Its totient is φ = 66648152.

The previous prime is 199944431. The next prime is 199944487. The reversal of 199944462 is 264449991.

It is a sphenic number, since it is the product of 3 distinct primes.

199944462 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16662033 + ... + 16662044.

It is an arithmetic number, because the mean of its divisors is an integer number (49986117).

Almost surely, 2^199944462 is an apocalyptic number.

199944462 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

199944462 is a wasteful number, since it uses less digits than its factorization.

199944462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33324082.

The product of its digits is 559872, while the sum is 48.

The square root of 199944462 is about 14140.1719225758. The cubic root of 199944462 is about 584.7494112655.

The spelling of 199944462 in words is "one hundred ninety-nine million, nine hundred forty-four thousand, four hundred sixty-two".