264332447 has 2 divisors, whose sum is σ = 264332448. Its totient is φ = 264332446.

The previous prime is 264332423. The next prime is 264332461. The reversal of 264332447 is 744233462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 264332447 - 2¹⁰ = 264331423 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264332347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132166223 + 132166224.

It is an arithmetic number, because the mean of its divisors is an integer number (132166224).

Almost surely, 2^264332447 is an apocalyptic number.

264332447 is a deficient number, since it is larger than the sum of its proper divisors (1).

264332447 is an equidigital number, since it uses as much as digits as its factorization.

264332447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 35.

The square root of 264332447 is about 16258.3039398333. The cubic root of 264332447 is about 641.7760296046.

The spelling of 264332447 in words is "two hundred sixty-four million, three hundred thirty-two thousand, four hundred forty-seven".