23240573 has 8 divisors (see below), whose sum is σ = 23789400. Its totient is φ = 22697280.

The previous prime is 23240549. The next prime is 23240617. The reversal of 23240573 is 37504232.

It can be written as a sum of positive squares in 4 ways, for example, as 611524 + 22629049 = 782^2 + 4757^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 23240573 - 2¹⁶ = 23175037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23240533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7811 + ... + 10367.

It is an arithmetic number, because the mean of its divisors is an integer number (2973675).

Almost surely, 2^23240573 is an apocalyptic number.

It is an amenable number.

23240573 is a deficient number, since it is larger than the sum of its proper divisors (548827).

23240573 is a wasteful number, since it uses less digits than its factorization.

23240573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2767.

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 23240573 is about 4820.8477470254. The cubic root of 23240573 is about 285.3747936606.

The spelling of 23240573 in words is "twenty-three million, two hundred forty thousand, five hundred seventy-three".