22561334 has 8 divisors (see below), whose sum is σ = 33862968. Its totient is φ = 11273680.

The previous prime is 22561313. The next prime is 22561337. The reversal of 22561334 is 43316522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22561337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2834 + ... + 7290.

It is an arithmetic number, because the mean of its divisors is an integer number (4232871).

Almost surely, 2^22561334 is an apocalyptic number.

22561334 is a deficient number, since it is larger than the sum of its proper divisors (11301634).

22561334 is a wasteful number, since it uses less digits than its factorization.

22561334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6990.

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

The square root of 22561334 is about 4749.8772615721. The cubic root of 22561334 is about 282.5670981663.

Adding to 22561334 its reverse (43316522), we get a palindrome (65877856).

The spelling of 22561334 in words is "twenty-two million, five hundred sixty-one thousand, three hundred thirty-four".