190057227 has 4 divisors (see below), whose sum is σ = 253409640. Its totient is φ = 126704816.

The previous prime is 190057201. The next prime is 190057243. The reversal of 190057227 is 722750091.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 190057227 - 2¹² = 190053131 is a prime.

It is a super-2 number, since 2×190057227² = 72243499069859058, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (190057267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31676202 + ... + 31676207.

It is an arithmetic number, because the mean of its divisors is an integer number (63352410).

Almost surely, 2^190057227 is an apocalyptic number.

190057227 is a deficient number, since it is larger than the sum of its proper divisors (63352413).

190057227 is an equidigital number, since it uses as much as digits as its factorization.

190057227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63352412.

The product of its (nonzero) digits is 8820, while the sum is 33.

The square root of 190057227 is about 13786.1244372739. The cubic root of 190057227 is about 574.9474200188.

The spelling of 190057227 in words is "one hundred ninety million, fifty-seven thousand, two hundred twenty-seven".