22228327 has 16 divisors (see below), whose sum is σ = 25579008. Its totient is φ = 19118880.

The previous prime is 22228319. The next prime is 22228337. The reversal of 22228327 is 72382222.

It is not a de Polignac number, because 22228327 - 2³ = 22228319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22228295 and 22228304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22228307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25633 + ... + 26485.

It is an arithmetic number, because the mean of its divisors is an integer number (1598688).

Almost surely, 2^22228327 is an apocalyptic number.

22228327 is a deficient number, since it is larger than the sum of its proper divisors (3350681).

22228327 is a wasteful number, since it uses less digits than its factorization.

22228327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990.

The product of its digits is 5376, while the sum is 28.

The square root of 22228327 is about 4714.6926729109. The cubic root of 22228327 is about 281.1699642551.

The spelling of 22228327 in words is "twenty-two million, two hundred twenty-eight thousand, three hundred twenty-seven".