23411728 has 10 divisors (see below), whose sum is σ = 45360254. Its totient is φ = 11705856.

The previous prime is 23411719. The next prime is 23411747. The reversal of 23411728 is 82711432.

It can be written as a sum of positive squares in only one way, i.e., 23348224 + 63504 = 4832^2 + 252^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23411696 and 23411705.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 731601 + ... + 731632.

Almost surely, 2^23411728 is an apocalyptic number.

It is an amenable number.

23411728 is a deficient number, since it is larger than the sum of its proper divisors (21948526).

23411728 is a wasteful number, since it uses less digits than its factorization.

23411728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1463241 (or 1463235 counting only the distinct ones).

The product of its digits is 2688, while the sum is 28.

The square root of 23411728 is about 4838.5667299315. The cubic root of 23411728 is about 286.0736276768.

The spelling of 23411728 in words is "twenty-three million, four hundred eleven thousand, seven hundred twenty-eight".