4042637956 has 24 divisors (see below), whose sum is σ = 8346093056. Its totient is φ = 1676669760.

The previous prime is 4042637939. The next prime is 4042637957. The reversal of 4042637956 is 6597362404.

It is not an unprimeable number, because it can be changed into a prime (4042637957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2327841 + ... + 2329576.

Almost surely, 2^4042637956 is an apocalyptic number.

It is an amenable number.

4042637956 is an abundant number, since it is smaller than the sum of its proper divisors (4303455100).

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

4042637956 is a wasteful number, since it uses less digits than its factorization.

4042637956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4657459 (or 4657457 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 46.

The square root of 4042637956 is about 63581.7423164858. The cubic root of 4042637956 is about 1593.0214236099.

The spelling of 4042637956 in words is "four billion, forty-two million, six hundred thirty-seven thousand, nine hundred fifty-six".