264738453 has 8 divisors (see below), whose sum is σ = 403411008. Its totient is φ = 151279104.

The previous prime is 264738443. The next prime is 264738479. The reversal of 264738453 is 354837462.

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

It is not a de Polignac number, because 264738453 - 2¹³ = 264730261 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264738443) by changing a digit.

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, 6303276 + ... + 6303317.

It is an arithmetic number, because the mean of its divisors is an integer number (50426376).

Almost surely, 2^264738453 is an apocalyptic number.

It is an amenable number.

264738453 is a deficient number, since it is larger than the sum of its proper divisors (138672555).

264738453 is a wasteful number, since it uses less digits than its factorization.

264738453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12606603.

The product of its digits is 483840, while the sum is 42.

The square root of 264738453 is about 16270.7852607058. The cubic root of 264738453 is about 642.1044438533.

Subtracting 264738453 from its reverse (354837462), we obtain a palindrome (90099009).

The spelling of 264738453 in words is "two hundred sixty-four million, seven hundred thirty-eight thousand, four hundred fifty-three".