23728573 has 8 divisors (see below), whose sum is σ = 26310816. Its totient is φ = 21217200.

The previous prime is 23728567. The next prime is 23728589. The reversal of 23728573 is 37582732.

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 23728573 - 2⁵ = 23728541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23728673) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 17011 + ... + 18352.

It is an arithmetic number, because the mean of its divisors is an integer number (3288852).

Almost surely, 2^23728573 is an apocalyptic number.

It is an amenable number.

23728573 is a deficient number, since it is larger than the sum of its proper divisors (2582243).

23728573 is a wasteful number, since it uses less digits than its factorization.

23728573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35435.

The product of its digits is 70560, while the sum is 37.

The square root of 23728573 is about 4871.1983125305. The cubic root of 23728573 is about 287.3583846976.

The spelling of 23728573 in words is "twenty-three million, seven hundred twenty-eight thousand, five hundred seventy-three".