22214328 has 16 divisors (see below), whose sum is σ = 55535880. Its totient is φ = 7404768.

The previous prime is 22214323. The next prime is 22214341. The reversal of 22214328 is 82341222.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 925597 = 22214328 / (2 + 2 + 2 + 1 + 4 + 3 + 2 + 8).

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 = 22214298 and 22214307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22214323) 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, 462775 + ... + 462822.

Almost surely, 2^22214328 is an apocalyptic number.

It is an amenable number.

22214328 is an abundant number, since it is smaller than the sum of its proper divisors (33321552).

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

22214328 is a wasteful number, since it uses less digits than its factorization.

22214328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925606 (or 925602 counting only the distinct ones).

The product of its digits is 1536, while the sum is 24.

The square root of 22214328 is about 4713.2078248259. The cubic root of 22214328 is about 281.1109265999.

The spelling of 22214328 in words is "twenty-two million, two hundred fourteen thousand, three hundred twenty-eight".