264794543 has 4 divisors (see below), whose sum is σ = 285163368. Its totient is φ = 244425720.

The previous prime is 264794527. The next prime is 264794609. The reversal of 264794543 is 345497462.

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

It is a cyclic number.

It is not a de Polignac number, because 264794543 - 2⁴ = 264794527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 264794494 and 264794503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264794503) 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 3 ways as a sum of consecutive naturals, for example, 10184393 + ... + 10184418.

It is an arithmetic number, because the mean of its divisors is an integer number (71290842).

Almost surely, 2^264794543 is an apocalyptic number.

264794543 is a deficient number, since it is larger than the sum of its proper divisors (20368825).

264794543 is a wasteful number, since it uses less digits than its factorization.

264794543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20368824.

The product of its digits is 725760, while the sum is 44.

The square root of 264794543 is about 16272.5088108749. The cubic root of 264794543 is about 642.1497880973.

The spelling of 264794543 in words is "two hundred sixty-four million, seven hundred ninety-four thousand, five hundred forty-three".