322422242 has 4 divisors (see below), whose sum is σ = 483633366. Its totient is φ = 161211120.

The previous prime is 322422241. The next prime is 322422253. The reversal of 322422242 is 242224223.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 242224223 = 11437 ⋅21179.

It can be written as a sum of positive squares in only one way, i.e., 290736601 + 31685641 = 17051^2 + 5629^2 .

It is a super-2 number, since 2×322422242² = 207912204272613128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (322422241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80605559 + ... + 80605562.

Almost surely, 2^322422242 is an apocalyptic number.

322422242 is a deficient number, since it is larger than the sum of its proper divisors (161211124).

322422242 is a wasteful number, since it uses less digits than its factorization.

322422242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161211123.

The product of its digits is 3072, while the sum is 23.

The square root of 322422242 is about 17956.1199038100. The cubic root of 322422242 is about 685.7118654966.

Adding to 322422242 its reverse (242224223), we get a palindrome (564646465).

The spelling of 322422242 in words is "three hundred twenty-two million, four hundred twenty-two thousand, two hundred forty-two".