23228479 has 2 divisors, whose sum is σ = 23228480. Its totient is φ = 23228478.

The previous prime is 23228453. The next prime is 23228483. The reversal of 23228479 is 97482232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23228479 - 2⁷ = 23228351 is a prime.

It is a congruent number.

It is a weakly prime.

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 as a sum of consecutive naturals, namely, 11614239 + 11614240.

It is an arithmetic number, because the mean of its divisors is an integer number (11614240).

Almost surely, 2^23228479 is an apocalyptic number.

23228479 is a deficient number, since it is larger than the sum of its proper divisors (1).

23228479 is an equidigital number, since it uses as much as digits as its factorization.

23228479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 37.

The square root of 23228479 is about 4819.5932400982. The cubic root of 23228479 is about 285.3252836708.

It can be divided in two parts, 2322 and 8479, that added together give a palindrome (10801).

The spelling of 23228479 in words is "twenty-three million, two hundred twenty-eight thousand, four hundred seventy-nine".