264192197 has 2 divisors, whose sum is σ = 264192198. Its totient is φ = 264192196.

The previous prime is 264192127. The next prime is 264192211. The reversal of 264192197 is 791291462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 222188836 + 42003361 = 14906^2 + 6481^2 .

It is a cyclic number.

It is not a de Polignac number, because 264192197 - 2¹⁰ = 264191173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264192127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132096098 + 132096099.

It is an arithmetic number, because the mean of its divisors is an integer number (132096099).

Almost surely, 2^264192197 is an apocalyptic number.

It is an amenable number.

264192197 is a deficient number, since it is larger than the sum of its proper divisors (1).

264192197 is an equidigital number, since it uses as much as digits as its factorization.

264192197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 41.

The square root of 264192197 is about 16253.9901870279. The cubic root of 264192197 is about 641.6625046187.

The spelling of 264192197 in words is "two hundred sixty-four million, one hundred ninety-two thousand, one hundred ninety-seven".