23260645 has 4 divisors (see below), whose sum is σ = 27912780. Its totient is φ = 18608512.

The previous prime is 23260637. The next prime is 23260651. The reversal of 23260645 is 54606232.

It is a happy number.

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 17297281 + 5963364 = 4159^2 + 2442^2 .

It is a cyclic number.

It is not a de Polignac number, because 23260645 - 2³ = 23260637 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2326060 + ... + 2326069.

It is an arithmetic number, because the mean of its divisors is an integer number (6978195).

Almost surely, 2^23260645 is an apocalyptic number.

It is an amenable number.

23260645 is a deficient number, since it is larger than the sum of its proper divisors (4652135).

23260645 is an equidigital number, since it uses as much as digits as its factorization.

23260645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4652134.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 23260645 is about 4822.9290892569. The cubic root of 23260645 is about 285.4569258097.

Adding to 23260645 its reverse (54606232), we get a palindrome (77866877).

The spelling of 23260645 in words is "twenty-three million, two hundred sixty thousand, six hundred forty-five".