264422497 has 2 divisors, whose sum is σ = 264422498. Its totient is φ = 264422496.

The previous prime is 264422491. The next prime is 264422503. The reversal of 264422497 is 794224462.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (264422491) and next prime (264422503).

It can be written as a sum of positive squares in only one way, i.e., 151191616 + 113230881 = 12296^2 + 10641^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-264422497 is a prime.

It is not a weakly prime, because it can be changed into another prime (264422491) 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, 132211248 + 132211249.

It is an arithmetic number, because the mean of its divisors is an integer number (132211249).

Almost surely, 2^264422497 is an apocalyptic number.

It is an amenable number.

264422497 is a deficient number, since it is larger than the sum of its proper divisors (1).

264422497 is an equidigital number, since it uses as much as digits as its factorization.

264422497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 193536, while the sum is 40.

The square root of 264422497 is about 16261.0730580734. The cubic root of 264422497 is about 641.8488991680.

The spelling of 264422497 in words is "two hundred sixty-four million, four hundred twenty-two thousand, four hundred ninety-seven".