264334043 has 4 divisors (see below), whose sum is σ = 273449040. Its totient is φ = 255219048.

The previous prime is 264334019. The next prime is 264334051. The reversal of 264334043 is 340433462.

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 264334043 - 2⁸ = 264333787 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 9114967 = 264334043 / (2 + 6 + 4 + 3 + 3 + 4 + 0 + 4 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 264333997 and 264334015.

It is not an unprimeable number, because it can be changed into a prime (264334243) 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, 4557455 + ... + 4557512.

It is an arithmetic number, because the mean of its divisors is an integer number (68362260).

Almost surely, 2^264334043 is an apocalyptic number.

264334043 is a deficient number, since it is larger than the sum of its proper divisors (9114997).

264334043 is an equidigital number, since it uses as much as digits as its factorization.

264334043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9114996.

The product of its (nonzero) digits is 20736, while the sum is 29.

The square root of 264334043 is about 16258.3530223698. The cubic root of 264334043 is about 641.7773212514. Note that the first 3 decimals are identical.

The spelling of 264334043 in words is "two hundred sixty-four million, three hundred thirty-four thousand, forty-three".