22359901 has 2 divisors, whose sum is σ = 22359902. Its totient is φ = 22359900.

The previous prime is 22359893. The next prime is 22359919. The reversal of 22359901 is 10995322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14100025 + 8259876 = 3755^2 + 2874^2 .

It is a cyclic number.

It is not a de Polignac number, because 22359901 - 2³ = 22359893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22353901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11179950 + 11179951.

It is an arithmetic number, because the mean of its divisors is an integer number (11179951).

Almost surely, 2^22359901 is an apocalyptic number.

It is an amenable number.

22359901 is a deficient number, since it is larger than the sum of its proper divisors (1).

22359901 is an equidigital number, since it uses as much as digits as its factorization.

22359901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 22359901 is about 4728.6256988685. The cubic root of 22359901 is about 281.7236406968.

The spelling of 22359901 in words is "twenty-two million, three hundred fifty-nine thousand, nine hundred one".