1242313424 has 40 divisors (see below), whose sum is σ = 2631206592. Its totient is φ = 563525120.

The previous prime is 1242313417. The next prime is 1242313451. The reversal of 1242313424 is 4243132421.

It is a junction number, because it is equal to n+sod(n) for n = 1242313393 and 1242313402.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 81512 + ... + 95544.

Almost surely, 2^1242313424 is an apocalyptic number.

It is an amenable number.

1242313424 is an abundant number, since it is smaller than the sum of its proper divisors (1388893168).

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

1242313424 is a wasteful number, since it uses less digits than its factorization.

1242313424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14555 (or 14549 counting only the distinct ones).

The product of its digits is 4608, while the sum is 26.

The square root of 1242313424 is about 35246.4668300243. The cubic root of 1242313424 is about 1075.0047734419.

Adding to 1242313424 its reverse (4243132421), we get a palindrome (5485445845).

The spelling of 1242313424 in words is "one billion, two hundred forty-two million, three hundred thirteen thousand, four hundred twenty-four".