264563023 has 8 divisors (see below), whose sum is σ = 269974496. Its totient is φ = 259200000.

The previous prime is 264563017. The next prime is 264563041. The reversal of 264563023 is 320365462.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-264563023 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 (264563003) 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, 978 + ... + 23023.

It is an arithmetic number, because the mean of its divisors is an integer number (33746812).

Almost surely, 2^264563023 is an apocalyptic number.

264563023 is a deficient number, since it is larger than the sum of its proper divisors (5411473).

264563023 is a wasteful number, since it uses less digits than its factorization.

264563023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24225.

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 264563023 is about 16265.3934166991. The cubic root of 264563023 is about 641.9625814832.

The spelling of 264563023 in words is "two hundred sixty-four million, five hundred sixty-three thousand, twenty-three".