4000056726 has 16 divisors (see below), whose sum is σ = 8028998064. Its totient is φ = 1328538144.

The previous prime is 4000056659. The next prime is 4000056733. The reversal of 4000056726 is 6276500004.

4000056726 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×4000056726² = 32000907622435678152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4000056693 and 4000056702.

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, 1201725 + ... + 1205048.

It is an arithmetic number, because the mean of its divisors is an integer number (501812379).

Almost surely, 2^4000056726 is an apocalyptic number.

4000056726 is an abundant number, since it is smaller than the sum of its proper divisors (4028941338).

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

4000056726 is a wasteful number, since it uses less digits than its factorization.

4000056726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2407055.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 4000056726 is about 63246.0016601840. The cubic root of 4000056726 is about 1587.4085558421.

The spelling of 4000056726 in words is "four billion, fifty-six thousand, seven hundred twenty-six".