264537227 has 2 divisors, whose sum is σ = 264537228. Its totient is φ = 264537226.

The previous prime is 264537211. The next prime is 264537233. The reversal of 264537227 is 722735462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 264537227 - 2⁴ = 264537211 is a prime.

It is not a weakly prime, because it can be changed into another prime (264537727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132268613 + 132268614.

It is an arithmetic number, because the mean of its divisors is an integer number (132268614).

Almost surely, 2^264537227 is an apocalyptic number.

264537227 is a deficient number, since it is larger than the sum of its proper divisors (1).

264537227 is an equidigital number, since it uses as much as digits as its factorization.

264537227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 141120, while the sum is 38.

The square root of 264537227 is about 16264.6004254639. The cubic root of 264537227 is about 641.9417161272.

The spelling of 264537227 in words is "two hundred sixty-four million, five hundred thirty-seven thousand, two hundred twenty-seven".