23255873 has 4 divisors (see below), whose sum is σ = 23271108. Its totient is φ = 23240640.

The previous prime is 23255861. The next prime is 23255879. The reversal of 23255873 is 37855232.

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 14799409 + 8456464 = 3847^2 + 2908^2 .

It is a cyclic number.

It is not a de Polignac number, because 23255873 - 2⁶ = 23255809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23255879) 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, 5036 + ... + 8477.

It is an arithmetic number, because the mean of its divisors is an integer number (5817777).

Almost surely, 2^23255873 is an apocalyptic number.

It is an amenable number.

23255873 is a deficient number, since it is larger than the sum of its proper divisors (15235).

23255873 is a wasteful number, since it uses less digits than its factorization.

23255873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15234.

The product of its digits is 50400, while the sum is 35.

The square root of 23255873 is about 4822.4343437729. The cubic root of 23255873 is about 285.4374036567.

The spelling of 23255873 in words is "twenty-three million, two hundred fifty-five thousand, eight hundred seventy-three".