264674623 has 4 divisors (see below), whose sum is σ = 264743920. Its totient is φ = 264605328.

The previous prime is 264674573. The next prime is 264674629. The reversal of 264674623 is 326476462.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-264674623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264674629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28563 + ... + 36676.

It is an arithmetic number, because the mean of its divisors is an integer number (66185980).

Almost surely, 2^264674623 is an apocalyptic number.

264674623 is a deficient number, since it is larger than the sum of its proper divisors (69297).

264674623 is an equidigital number, since it uses as much as digits as its factorization.

264674623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69296.

The product of its digits is 290304, while the sum is 40.

The square root of 264674623 is about 16268.8236513892. The cubic root of 264674623 is about 642.0528346511.

The spelling of 264674623 in words is "two hundred sixty-four million, six hundred seventy-four thousand, six hundred twenty-three".