22361361 has 16 divisors (see below), whose sum is σ = 32617728. Its totient is φ = 13514000.

The previous prime is 22361329. The next prime is 22361363. The reversal of 22361361 is 16316322.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22361361 - 2⁵ = 22361329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22361363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14686 + ... + 16136.

It is an arithmetic number, because the mean of its divisors is an integer number (2038608).

Almost surely, 2^22361361 is an apocalyptic number.

It is an amenable number.

22361361 is a deficient number, since it is larger than the sum of its proper divisors (10256367).

22361361 is a wasteful number, since it uses less digits than its factorization.

22361361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1932.

The product of its digits is 1296, while the sum is 24.

The square root of 22361361 is about 4728.7800752414. The cubic root of 22361361 is about 281.7297723215.

Adding to 22361361 its reverse (16316322), we get a palindrome (38677683).

It can be divided in two parts, 22361 and 361, that added together give a palindrome (22722).

The spelling of 22361361 in words is "twenty-two million, three hundred sixty-one thousand, three hundred sixty-one".