1224043342 has 4 divisors (see below), whose sum is σ = 1836065016. Its totient is φ = 612021670.

The previous prime is 1224043319. The next prime is 1224043363. The reversal of 1224043342 is 2433404221.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306010834 + ... + 306010837.

It is an arithmetic number, because the mean of its divisors is an integer number (459016254).

Almost surely, 2^1224043342 is an apocalyptic number.

1224043342 is a deficient number, since it is larger than the sum of its proper divisors (612021674).

1224043342 is an equidigital number, since it uses as much as digits as its factorization.

1224043342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612021673.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 1224043342 is about 34986.3307878949. The cubic root of 1224043342 is about 1069.7088741268.

Adding to 1224043342 its reverse (2433404221), we get a palindrome (3657447563).

The spelling of 1224043342 in words is "one billion, two hundred twenty-four million, forty-three thousand, three hundred forty-two".