22014312 has 64 divisors (see below), whose sum is σ = 60480000. Its totient is φ = 6646464.

The previous prime is 22014301. The next prime is 22014341. The reversal of 22014312 is 21341022.

It is a junction number, because it is equal to n+sod(n) for n = 22014291 and 22014300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9439 + ... + 11537.

It is an arithmetic number, because the mean of its divisors is an integer number (945000).

Almost surely, 2^22014312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22014312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30240000).

22014312 is an abundant number, since it is smaller than the sum of its proper divisors (38465688).

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

22014312 is a wasteful number, since it uses less digits than its factorization.

22014312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2150 (or 2146 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 22014312 is about 4691.9411761018. The cubic root of 22014312 is about 280.2646816925.

Adding to 22014312 its reverse (21341022), we get a palindrome (43355334).

The spelling of 22014312 in words is "twenty-two million, fourteen thousand, three hundred twelve".