1226422210 has 16 divisors (see below), whose sum is σ = 2377372536. Its totient is φ = 452832768.

The previous prime is 1226422199. The next prime is 1226422289. The reversal of 1226422210 is 122246221.

It can be written as a sum of positive squares in 4 ways, for example, as 404854641 + 821567569 = 20121^2 + 28663^2 .

It is a super-2 number, since 2×1226422210² = 3008222874362568200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4716879 + ... + 4717138.

Almost surely, 2^1226422210 is an apocalyptic number.

1226422210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1226422210 is a deficient number, since it is larger than the sum of its proper divisors (1150950326).

1226422210 is a wasteful number, since it uses less digits than its factorization.

1226422210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9434037.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1226422210 is about 35020.3113921050. The cubic root of 1226422210 is about 1070.4014012085.

Adding to 1226422210 its reverse (122246221), we get a palindrome (1348668431).

The spelling of 1226422210 in words is "one billion, two hundred twenty-six million, four hundred twenty-two thousand, two hundred ten".