23264785 has 4 divisors (see below), whose sum is σ = 27917748. Its totient is φ = 18611824.

The previous prime is 23264777. The next prime is 23264803. The reversal of 23264785 is 58746232.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10810944 + 12453841 = 3288^2 + 3529^2 .

It is a cyclic number.

It is not a de Polignac number, because 23264785 - 2³ = 23264777 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2326474 + ... + 2326483.

It is an arithmetic number, because the mean of its divisors is an integer number (6979437).

Almost surely, 2^23264785 is an apocalyptic number.

It is an amenable number.

23264785 is a deficient number, since it is larger than the sum of its proper divisors (4652963).

23264785 is an equidigital number, since it uses as much as digits as its factorization.

23264785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4652962.

The product of its digits is 80640, while the sum is 37.

The square root of 23264785 is about 4823.3582699194. The cubic root of 23264785 is about 285.4738603009.

The spelling of 23264785 in words is "twenty-three million, two hundred sixty-four thousand, seven hundred eighty-five".