199272994 has 8 divisors (see below), whose sum is σ = 299146320. Its totient is φ = 99557556.

The previous prime is 199272979. The next prime is 199273001. The reversal of 199272994 is 499272991.

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

It is a super-2 number, since 2×199272994² = 79419452275448072, which contains 22 as substring.

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, 36264 + ... + 41395.

It is an arithmetic number, because the mean of its divisors is an integer number (37393290).

Almost surely, 2^199272994 is an apocalyptic number.

199272994 is a deficient number, since it is larger than the sum of its proper divisors (99873326).

199272994 is a wasteful number, since it uses less digits than its factorization.

199272994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78944.

The product of its digits is 734832, while the sum is 52.

The square root of 199272994 is about 14116.4086792640. The cubic root of 199272994 is about 584.0940945058.

The spelling of 199272994 in words is "one hundred ninety-nine million, two hundred seventy-two thousand, nine hundred ninety-four".