199958227 has 8 divisors (see below), whose sum is σ = 228614400. Its totient is φ = 171324744.

The previous prime is 199958203. The next prime is 199958263. The reversal of 199958227 is 722859991.

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

It is not a de Polignac number, because 199958227 - 2¹⁵ = 199925459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (199958327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22674 + ... + 30232.

It is an arithmetic number, because the mean of its divisors is an integer number (28576800).

Almost surely, 2^199958227 is an apocalyptic number.

199958227 is a deficient number, since it is larger than the sum of its proper divisors (28656173).

199958227 is an equidigital number, since it uses as much as digits as its factorization.

199958227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11345.

The product of its digits is 816480, while the sum is 52.

The square root of 199958227 is about 14140.6586480263. The cubic root of 199958227 is about 584.7628298099.

The spelling of 199958227 in words is "one hundred ninety-nine million, nine hundred fifty-eight thousand, two hundred twenty-seven".