4242439804 has 6 divisors (see below), whose sum is σ = 7424269664. Its totient is φ = 2121219900.

The previous prime is 4242439793. The next prime is 4242439829. The reversal of 4242439804 is 4089342424.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530304972 + ... + 530304979.

Almost surely, 2^4242439804 is an apocalyptic number.

It is an amenable number.

4242439804 is a deficient number, since it is larger than the sum of its proper divisors (3181829860).

4242439804 is a wasteful number, since it uses less digits than its factorization.

4242439804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060609955 (or 1060609953 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 40.

The square root of 4242439804 is about 65134.0141861378. The cubic root of 4242439804 is about 1618.8448560387.

It can be divided in two parts, 42424 and 39804, that added together give a palindrome (82228).

The spelling of 4242439804 in words is "four billion, two hundred forty-two million, four hundred thirty-nine thousand, eight hundred four".