23225387 has 2 divisors, whose sum is σ = 23225388. Its totient is φ = 23225386.

The previous prime is 23225369. The next prime is 23225399. The reversal of 23225387 is 78352232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23225387 - 2¹² = 23221291 is a prime.

It is not a weakly prime, because it can be changed into another prime (23225327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11612693 + 11612694.

It is an arithmetic number, because the mean of its divisors is an integer number (11612694).

Almost surely, 2^23225387 is an apocalyptic number.

23225387 is a deficient number, since it is larger than the sum of its proper divisors (1).

23225387 is an equidigital number, since it uses as much as digits as its factorization.

23225387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 32.

The square root of 23225387 is about 4819.2724554646. The cubic root of 23225387 is about 285.3126229922.

The spelling of 23225387 in words is "twenty-three million, two hundred twenty-five thousand, three hundred eighty-seven".