22301226 has 24 divisors (see below), whose sum is σ = 48934080. Its totient is φ = 7339176.

The previous prime is 22301207. The next prime is 22301239. The reversal of 22301226 is 62210322.

It is a super-2 number, since 2×22301226² = 994689362206152, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22301199 and 22301208.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6420 + ... + 9263.

It is an arithmetic number, because the mean of its divisors is an integer number (2038920).

Almost surely, 2^22301226 is an apocalyptic number.

22301226 is an abundant number, since it is smaller than the sum of its proper divisors (26632854).

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

22301226 is a wasteful number, since it uses less digits than its factorization.

22301226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15770 (or 15767 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 22301226 is about 4722.4173894310. The cubic root of 22301226 is about 281.4769995520.

Adding to 22301226 its reverse (62210322), we get a palindrome (84511548).

The spelling of 22301226 in words is "twenty-two million, three hundred one thousand, two hundred twenty-six".