264493465 has 8 divisors (see below), whose sum is σ = 318004488. Its totient is φ = 211186560.

The previous prime is 264493423. The next prime is 264493483. The reversal of 264493465 is 564394462.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 138384 + 264355081 = 372^2 + 16259^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 264493465 - 2¹⁵ = 264460697 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48162 + ... + 53371.

It is an arithmetic number, because the mean of its divisors is an integer number (39750561).

Almost surely, 2^264493465 is an apocalyptic number.

It is an amenable number.

264493465 is a deficient number, since it is larger than the sum of its proper divisors (53511023).

264493465 is a wasteful number, since it uses less digits than its factorization.

264493465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102059.

The product of its digits is 622080, while the sum is 43.

The square root of 264493465 is about 16263.2550554924. The cubic root of 264493465 is about 641.9063156873.

The spelling of 264493465 in words is "two hundred sixty-four million, four hundred ninety-three thousand, four hundred sixty-five".