199272290 has 32 divisors (see below), whose sum is σ = 410469120. Its totient is φ = 68232384.

The previous prime is 199272263. The next prime is 199272319. The reversal of 199272290 is 92272991.

199272290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73499 + ... + 76161.

It is an arithmetic number, because the mean of its divisors is an integer number (12827160).

Almost surely, 2^199272290 is an apocalyptic number.

199272290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

199272290 is an abundant number, since it is smaller than the sum of its proper divisors (211196830).

199272290 is a wasteful number, since it uses less digits than its factorization.

199272290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3746.

The product of its (nonzero) digits is 40824, while the sum is 41.

The square root of 199272290 is about 14116.3837437213. The cubic root of 199272290 is about 584.0934066676.

The spelling of 199272290 in words is "one hundred ninety-nine million, two hundred seventy-two thousand, two hundred ninety".