264954823 has 4 divisors (see below), whose sum is σ = 302805520. Its totient is φ = 227104128.

The previous prime is 264954797. The next prime is 264954853. The reversal of 264954823 is 328459462.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 328459462 = 2 ⋅164229731.

It is a cyclic number.

It is not a de Polignac number, because 264954823 - 2²¹ = 262857671 is a prime.

It is a super-2 number, since 2×264954823² = 140402116461922658, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 264954823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264954853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18925338 + ... + 18925351.

It is an arithmetic number, because the mean of its divisors is an integer number (75701380).

Almost surely, 2^264954823 is an apocalyptic number.

264954823 is a deficient number, since it is larger than the sum of its proper divisors (37850697).

264954823 is an equidigital number, since it uses as much as digits as its factorization.

264954823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37850696.

The product of its digits is 414720, while the sum is 43.

The square root of 264954823 is about 16277.4329364307. The cubic root of 264954823 is about 642.2793262759.

The spelling of 264954823 in words is "two hundred sixty-four million, nine hundred fifty-four thousand, eight hundred twenty-three".