1242204504 has 32 divisors (see below), whose sum is σ = 3137532720. Its totient is φ = 409798656.

The previous prime is 1242204499. The next prime is 1242204517. The reversal of 1242204504 is 4054022421.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 264469 + ... + 269124.

Almost surely, 2^1242204504 is an apocalyptic number.

It is an amenable number.

1242204504 is an abundant number, since it is smaller than the sum of its proper divisors (1895328216).

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

1242204504 is a wasteful number, since it uses less digits than its factorization.

1242204504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533699 (or 533695 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 1242204504 is about 35244.9216767466. The cubic root of 1242204504 is about 1074.9733554600.

Adding to 1242204504 its reverse (4054022421), we get a palindrome (5296226925).

The spelling of 1242204504 in words is "one billion, two hundred forty-two million, two hundred four thousand, five hundred four".