22412316 has 12 divisors (see below), whose sum is σ = 52295432. Its totient is φ = 7470768.

The previous prime is 22412311. The next prime is 22412317. The reversal of 22412316 is 61321422.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 22412292 and 22412301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22412311) 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, 933835 + ... + 933858.

Almost surely, 2^22412316 is an apocalyptic number.

It is an amenable number.

22412316 is an abundant number, since it is smaller than the sum of its proper divisors (29883116).

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

22412316 is a wasteful number, since it uses less digits than its factorization.

22412316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1867700 (or 1867698 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 22412316 is about 4734.1647626588. The cubic root of 22412316 is about 281.9436032284.

Adding to 22412316 its reverse (61321422), we get a palindrome (83733738).

The spelling of 22412316 in words is "twenty-two million, four hundred twelve thousand, three hundred sixteen".