3727987056 has 60 divisors (see below), whose sum is σ = 10502341200. Its totient is φ = 1234425600.

The previous prime is 3727987027. The next prime is 3727987061. The reversal of 3727987056 is 6507897273.

It is a junction number, because it is equal to n+sod(n) for n = 3727986993 and 3727987011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63981 + ... + 107468.

It is an arithmetic number, because the mean of its divisors is an integer number (175039020).

Almost surely, 2^3727987056 is an apocalyptic number.

3727987056 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3727987056 is an abundant number, since it is smaller than the sum of its proper divisors (6774354144).

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

3727987056 is a wasteful number, since it uses less digits than its factorization.

3727987056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171614 (or 171605 counting only the distinct ones).

The product of its (nonzero) digits is 4445280, while the sum is 54.

The square root of 3727987056 is about 61057.2440910986. The cubic root of 3727987056 is about 1550.5703147223.

The spelling of 3727987056 in words is "three billion, seven hundred twenty-seven million, nine hundred eighty-seven thousand, fifty-six".