264814465 has 4 divisors (see below), whose sum is σ = 317777364. Its totient is φ = 211851568.

The previous prime is 264814463. The next prime is 264814469. The reversal of 264814465 is 564418462.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 98327056 + 166487409 = 9916^2 + 12903^2 .

It is a cyclic number.

It is not a de Polignac number, because 264814465 - 2¹ = 264814463 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264814463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26481442 + ... + 26481451.

It is an arithmetic number, because the mean of its divisors is an integer number (79444341).

Almost surely, 2^264814465 is an apocalyptic number.

It is an amenable number.

264814465 is a deficient number, since it is larger than the sum of its proper divisors (52962899).

264814465 is an equidigital number, since it uses as much as digits as its factorization.

264814465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52962898.

The product of its digits is 184320, while the sum is 40.

The square root of 264814465 is about 16273.1209360712. The cubic root of 264814465 is about 642.1658918874.

The spelling of 264814465 in words is "two hundred sixty-four million, eight hundred fourteen thousand, four hundred sixty-five".