22361406 has 16 divisors (see below), whose sum is σ = 44782848. Its totient is φ = 7443800.

The previous prime is 22361399. The next prime is 22361453. The reversal of 22361406 is 60416322.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3421 + ... + 7511.

It is an arithmetic number, because the mean of its divisors is an integer number (2798928).

Almost surely, 2^22361406 is an apocalyptic number.

22361406 is an abundant number, since it is smaller than the sum of its proper divisors (22421442).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22361406 is a wasteful number, since it uses less digits than its factorization.

22361406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5007.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 22361406 is about 4728.7848333372. The cubic root of 22361406 is about 281.7299613057.

Adding to 22361406 its reverse (60416322), we get a palindrome (82777728).

The spelling of 22361406 in words is "twenty-two million, three hundred sixty-one thousand, four hundred six".