23028427 has 2 divisors, whose sum is σ = 23028428. Its totient is φ = 23028426.

The previous prime is 23028403. The next prime is 23028457. The reversal of 23028427 is 72482032.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23028427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23028395 and 23028404.

It is not a weakly prime, because it can be changed into another prime (23028457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11514213 + 11514214.

It is an arithmetic number, because the mean of its divisors is an integer number (11514214).

Almost surely, 2^23028427 is an apocalyptic number.

23028427 is a deficient number, since it is larger than the sum of its proper divisors (1).

23028427 is an equidigital number, since it uses as much as digits as its factorization.

23028427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 23028427 is about 4798.7943277453. The cubic root of 23028427 is about 284.5038129468.

The spelling of 23028427 in words is "twenty-three million, twenty-eight thousand, four hundred twenty-seven".