1242324422 has 4 divisors (see below), whose sum is σ = 1863486636. Its totient is φ = 621162210.

The previous prime is 1242324407. The next prime is 1242324427. The reversal of 1242324422 is 2244232421.

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

It is a junction number, because it is equal to n+sod(n) for n = 1242324391 and 1242324400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242324427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310581104 + ... + 310581107.

It is an arithmetic number, because the mean of its divisors is an integer number (465871659).

Almost surely, 2^1242324422 is an apocalyptic number.

1242324422 is a deficient number, since it is larger than the sum of its proper divisors (621162214).

1242324422 is an equidigital number, since it uses as much as digits as its factorization.

1242324422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621162213.

The product of its digits is 6144, while the sum is 26.

The square root of 1242324422 is about 35246.6228453167. The cubic root of 1242324422 is about 1075.0079457138.

Adding to 1242324422 its reverse (2244232421), we get a palindrome (3486556843).

The spelling of 1242324422 in words is "one billion, two hundred forty-two million, three hundred twenty-four thousand, four hundred twenty-two".