1422238234 has 4 divisors (see below), whose sum is σ = 2133357354. Its totient is φ = 711119116.

The previous prime is 1422238211. The next prime is 1422238261. The reversal of 1422238234 is 4328322241.

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., 1376039025 + 46199209 = 37095^2 + 6797^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1422238196 and 1422238205.

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 as a sum of consecutive naturals, namely, 355559557 + ... + 355559560.

Almost surely, 2^1422238234 is an apocalyptic number.

1422238234 is a deficient number, since it is larger than the sum of its proper divisors (711119120).

1422238234 is an equidigital number, since it uses as much as digits as its factorization.

1422238234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711119119.

The product of its digits is 18432, while the sum is 31.

The square root of 1422238234 is about 37712.5739508721. The cubic root of 1422238234 is about 1124.5811073208.

The spelling of 1422238234 in words is "one billion, four hundred twenty-two million, two hundred thirty-eight thousand, two hundred thirty-four".