1242303424 has 56 divisors (see below), whose sum is σ = 2694480768. Its totient is φ = 565739520.

The previous prime is 1242303383. The next prime is 1242303431. The reversal of 1242303424 is 4243032421.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15312 + ... + 52144.

It is an arithmetic number, because the mean of its divisors is an integer number (48115728).

Almost surely, 2^1242303424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1242303424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1347240384).

1242303424 is an abundant number, since it is smaller than the sum of its proper divisors (1452177344).

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

1242303424 is a wasteful number, since it uses less digits than its factorization.

1242303424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36893 (or 36883 counting only the distinct ones).

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

The square root of 1242303424 is about 35246.3249715485. The cubic root of 1242303424 is about 1075.0018890178.

Adding to 1242303424 its reverse (4243032421), we get a palindrome (5485335845).

The spelling of 1242303424 in words is "one billion, two hundred forty-two million, three hundred three thousand, four hundred twenty-four".