1422819226 has 4 divisors (see below), whose sum is σ = 2134228842. Its totient is φ = 711409612.

The previous prime is 1422819221. The next prime is 1422819271. The reversal of 1422819226 is 6229182241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1122317001 + 300502225 = 33501^2 + 17335^2 .

It is not an unprimeable number, because it can be changed into a prime (1422819221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355704805 + ... + 355704808.

Almost surely, 2^1422819226 is an apocalyptic number.

1422819226 is a deficient number, since it is larger than the sum of its proper divisors (711409616).

1422819226 is an equidigital number, since it uses as much as digits as its factorization.

1422819226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711409615.

The product of its digits is 27648, while the sum is 37.

The square root of 1422819226 is about 37720.2760594352. The cubic root of 1422819226 is about 1124.7342189591.

The spelling of 1422819226 in words is "one billion, four hundred twenty-two million, eight hundred nineteen thousand, two hundred twenty-six".