1242444324 has 48 divisors (see below), whose sum is σ = 3164958720. Its totient is φ = 376215840.

The previous prime is 1242444311. The next prime is 1242444341. The reversal of 1242444324 is 4234442421.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1242444291 and 1242444300.

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 in 15 ways as a sum of consecutive naturals, for example, 232717 + ... + 237995.

It is an arithmetic number, because the mean of its divisors is an integer number (65936640).

Almost surely, 2^1242444324 is an apocalyptic number.

It is an amenable number.

1242444324 is an abundant number, since it is smaller than the sum of its proper divisors (1922514396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1242444324 is a wasteful number, since it uses less digits than its factorization.

1242444324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7080 (or 7078 counting only the distinct ones).

The product of its digits is 24576, while the sum is 30.

The square root of 1242444324 is about 35248.3237048232. The cubic root of 1242444324 is about 1075.0425291269.

Adding to 1242444324 its reverse (4234442421), we get a palindrome (5476886745).

The spelling of 1242444324 in words is "one billion, two hundred forty-two million, four hundred forty-four thousand, three hundred twenty-four".