22363541 has 2 divisors, whose sum is σ = 22363542. Its totient is φ = 22363540.

The previous prime is 22363529. The next prime is 22363591. The reversal of 22363541 is 14536322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22363441 + 100 = 4729^2 + 10^2 .

It is a cyclic number.

It is not a de Polignac number, because 22363541 - 2²² = 18169237 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22363541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22363501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11181770 + 11181771.

It is an arithmetic number, because the mean of its divisors is an integer number (11181771).

Almost surely, 2^22363541 is an apocalyptic number.

It is an amenable number.

22363541 is a deficient number, since it is larger than the sum of its proper divisors (1).

22363541 is an equidigital number, since it uses as much as digits as its factorization.

22363541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 26.

The square root of 22363541 is about 4729.0105730480. The cubic root of 22363541 is about 281.7389272643.

Adding to 22363541 its reverse (14536322), we get a palindrome (36899863).

The spelling of 22363541 in words is "twenty-two million, three hundred sixty-three thousand, five hundred forty-one".