22481383 has 2 divisors, whose sum is σ = 22481384. Its totient is φ = 22481382.

The previous prime is 22481377. The next prime is 22481453. The reversal of 22481383 is 38318422.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22481383 is a prime.

It is equal to p_1417549 and since 22481383 and 1417549 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22481363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11240691 + 11240692.

It is an arithmetic number, because the mean of its divisors is an integer number (11240692).

Almost surely, 2^22481383 is an apocalyptic number.

22481383 is a deficient number, since it is larger than the sum of its proper divisors (1).

22481383 is an equidigital number, since it uses as much as digits as its factorization.

22481383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9216, while the sum is 31.

The square root of 22481383 is about 4741.4536800437. The cubic root of 22481383 is about 282.2329237669.

The spelling of 22481383 in words is "twenty-two million, four hundred eighty-one thousand, three hundred eighty-three".