1423622226 has 32 divisors (see below), whose sum is σ = 3068287488. Its totient is φ = 437748480.

The previous prime is 1423622201. The next prime is 1423622257. The reversal of 1423622226 is 6222263241.

It is a super-2 number, since 2×1423622226² = 4053400484722390152, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1423622193 and 1423622202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133471 + ... + 143741.

It is an arithmetic number, because the mean of its divisors is an integer number (95883984).

Almost surely, 2^1423622226 is an apocalyptic number.

1423622226 is an abundant number, since it is smaller than the sum of its proper divisors (1644665262).

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

1423622226 is a wasteful number, since it uses less digits than its factorization.

1423622226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12066.

The product of its digits is 13824, while the sum is 30.

The square root of 1423622226 is about 37730.9187007155. The cubic root of 1423622226 is about 1124.9457688426.

Adding to 1423622226 its reverse (6222263241), we get a palindrome (7645885467).

The spelling of 1423622226 in words is "one billion, four hundred twenty-three million, six hundred twenty-two thousand, two hundred twenty-six".