1422303242 has 4 divisors (see below), whose sum is σ = 2133454866. Its totient is φ = 711151620.

The previous prime is 1422303229. The next prime is 1422303263. The reversal of 1422303242 is 2423032241.

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., 754545961 + 667757281 = 27469^2 + 25841^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355575809 + ... + 355575812.

Almost surely, 2^1422303242 is an apocalyptic number.

1422303242 is a deficient number, since it is larger than the sum of its proper divisors (711151624).

1422303242 is an equidigital number, since it uses as much as digits as its factorization.

1422303242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711151623.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1422303242 is about 37713.4358286274. The cubic root of 1422303242 is about 1124.5982412657.

Adding to 1422303242 its reverse (2423032241), we get a palindrome (3845335483).

The spelling of 1422303242 in words is "one billion, four hundred twenty-two million, three hundred three thousand, two hundred forty-two".