22442467 has 2 divisors, whose sum is σ = 22442468. Its totient is φ = 22442466.

The previous prime is 22442423. The next prime is 22442473. The reversal of 22442467 is 76424422.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22442467 is a prime.

It is not a weakly prime, because it can be changed into another prime (22449467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11221233 + 11221234.

It is an arithmetic number, because the mean of its divisors is an integer number (11221234).

Almost surely, 2^22442467 is an apocalyptic number.

22442467 is a deficient number, since it is larger than the sum of its proper divisors (1).

22442467 is an equidigital number, since it uses as much as digits as its factorization.

22442467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21504, while the sum is 31.

The square root of 22442467 is about 4737.3480978286. The cubic root of 22442467 is about 282.0699782742.

Adding to 22442467 its reverse (76424422), we get a palindrome (98866889).

The spelling of 22442467 in words is "twenty-two million, four hundred forty-two thousand, four hundred sixty-seven".