4042507028 has 24 divisors (see below), whose sum is σ = 8148682752. Its totient is φ = 1718859744.

The previous prime is 4042506977. The next prime is 4042507067. The reversal of 4042507028 is 8207052404.

4042507028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 4042506985 and 4042507003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 564851 + ... + 571962.

It is an arithmetic number, because the mean of its divisors is an integer number (339528448).

Almost surely, 2^4042507028 is an apocalyptic number.

It is an amenable number.

4042507028 is an abundant number, since it is smaller than the sum of its proper divisors (4106175724).

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

4042507028 is a wasteful number, since it uses less digits than its factorization.

4042507028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136951 (or 1136949 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 32.

The square root of 4042507028 is about 63580.7127044043. The cubic root of 4042507028 is about 1593.0042258162.

The spelling of 4042507028 in words is "four billion, forty-two million, five hundred seven thousand, twenty-eight".