4042639288 has 8 divisors (see below), whose sum is σ = 7579948680. Its totient is φ = 2021319640.

The previous prime is 4042639273. The next prime is 4042639309. The reversal of 4042639288 is 8829362404.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×4042639288² = 32685864825762293888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252664948 + ... + 252664963.

It is an arithmetic number, because the mean of its divisors is an integer number (947493585).

Almost surely, 2^4042639288 is an apocalyptic number.

It is an amenable number.

4042639288 is a deficient number, since it is larger than the sum of its proper divisors (3537309392).

4042639288 is a wasteful number, since it uses less digits than its factorization.

4042639288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505329917 (or 505329913 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 46.

The square root of 4042639288 is about 63581.7527911900. The cubic root of 4042639288 is about 1593.0215985703.

The spelling of 4042639288 in words is "four billion, forty-two million, six hundred thirty-nine thousand, two hundred eighty-eight".