264464413 has 2 divisors, whose sum is σ = 264464414. Its totient is φ = 264464412.

The previous prime is 264464399. The next prime is 264464443. The reversal of 264464413 is 314464462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 216619524 + 47844889 = 14718^2 + 6917^2 .

It is a cyclic number.

It is not a de Polignac number, because 264464413 - 2¹³ = 264456221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264464443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132232206 + 132232207.

It is an arithmetic number, because the mean of its divisors is an integer number (132232207).

Almost surely, 2^264464413 is an apocalyptic number.

It is an amenable number.

264464413 is a deficient number, since it is larger than the sum of its proper divisors (1).

264464413 is an equidigital number, since it uses as much as digits as its factorization.

264464413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 55296, while the sum is 34.

The square root of 264464413 is about 16262.3618518344. The cubic root of 264464413 is about 641.8828124662.

The spelling of 264464413 in words is "two hundred sixty-four million, four hundred sixty-four thousand, four hundred thirteen".