22202441 has 2 divisors, whose sum is σ = 22202442. Its totient is φ = 22202440.

The previous prime is 22202437. The next prime is 22202449. The reversal of 22202441 is 14420222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21160000 + 1042441 = 4600^2 + 1021^2 .

It is a cyclic number.

It is not a de Polignac number, because 22202441 - 2² = 22202437 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (22202449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11101220 + 11101221.

It is an arithmetic number, because the mean of its divisors is an integer number (11101221).

Almost surely, 2^22202441 is an apocalyptic number.

It is an amenable number.

22202441 is a deficient number, since it is larger than the sum of its proper divisors (1).

22202441 is an equidigital number, since it uses as much as digits as its factorization.

22202441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 22202441 is about 4711.9466253344. The cubic root of 22202441 is about 281.0607763577.

Adding to 22202441 its reverse (14420222), we get a palindrome (36622663).

The spelling of 22202441 in words is "twenty-two million, two hundred two thousand, four hundred forty-one".