22630322 has 32 divisors (see below), whose sum is σ = 40509504. Its totient is φ = 9345600.

The previous prime is 22630301. The next prime is 22630339. The reversal of 22630322 is 22303622.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22630294 and 22630303.

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, 18572 + ... + 19752.

It is an arithmetic number, because the mean of its divisors is an integer number (1265922).

Almost surely, 2^22630322 is an apocalyptic number.

22630322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22630322 is a deficient number, since it is larger than the sum of its proper divisors (17879182).

22630322 is a wasteful number, since it uses less digits than its factorization.

22630322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 22630322 is about 4757.1338009352. The cubic root of 22630322 is about 282.8548161318.

Adding to 22630322 its reverse (22303622), we get a palindrome (44933944).

The spelling of 22630322 in words is "twenty-two million, six hundred thirty thousand, three hundred twenty-two".