22451327 has 2 divisors, whose sum is σ = 22451328. Its totient is φ = 22451326.

The previous prime is 22451321. The next prime is 22451353. The reversal of 22451327 is 72315422.

It is an a-pointer prime, because the next prime (22451353) can be obtained adding 22451327 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22451327 - 2⁴ = 22451311 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22451296 and 22451305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22451321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11225663 + 11225664.

It is an arithmetic number, because the mean of its divisors is an integer number (11225664).

Almost surely, 2^22451327 is an apocalyptic number.

22451327 is a deficient number, since it is larger than the sum of its proper divisors (1).

22451327 is an equidigital number, since it uses as much as digits as its factorization.

22451327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3360, while the sum is 26.

The square root of 22451327 is about 4738.2831278850. The cubic root of 22451327 is about 282.1070926016.

Adding to 22451327 its reverse (72315422), we get a palindrome (94766749).

The spelling of 22451327 in words is "twenty-two million, four hundred fifty-one thousand, three hundred twenty-seven".