22226370 has 32 divisors (see below), whose sum is σ = 53868672. Its totient is φ = 5868672.

The previous prime is 22226359. The next prime is 22226389. The reversal of 22226370 is 7362222.

It is a self number, because there is not a number n which added to its sum of digits gives 22226370.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 507 + ... + 6686.

It is an arithmetic number, because the mean of its divisors is an integer number (1683396).

Almost surely, 2^22226370 is an apocalyptic number.

22226370 is an abundant number, since it is smaller than the sum of its proper divisors (31642302).

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

22226370 is a wasteful number, since it uses less digits than its factorization.

22226370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7306.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 22226370 is about 4714.4851256526. The cubic root of 22226370 is about 281.1617125354.

Adding to 22226370 its reverse (7362222), we get a palindrome (29588592).

The spelling of 22226370 in words is "twenty-two million, two hundred twenty-six thousand, three hundred seventy".