197324227 has 2 divisors, whose sum is σ = 197324228. Its totient is φ = 197324226.

The previous prime is 197324147. The next prime is 197324249. The reversal of 197324227 is 722423791.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-197324227 is a prime.

It is a super-2 number, since 2×197324227² = 77873701122295058, which contains 22 as substring.

It is equal to p_10939096 and since 197324227 and 10939096 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (197394227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98662113 + 98662114.

It is an arithmetic number, because the mean of its divisors is an integer number (98662114).

Almost surely, 2^197324227 is an apocalyptic number.

197324227 is a deficient number, since it is larger than the sum of its proper divisors (1).

197324227 is an equidigital number, since it uses as much as digits as its factorization.

197324227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 37.

The square root of 197324227 is about 14047.2142078065. The cubic root of 197324227 is about 582.1838271397.

The spelling of 197324227 in words is "one hundred ninety-seven million, three hundred twenty-four thousand, two hundred twenty-seven".