3874986756 has 24 divisors (see below), whose sum is σ = 10046262240. Its totient is φ = 1291662216.

The previous prime is 3874986751. The next prime is 3874986781. The reversal of 3874986756 is 6576894783.

3874986756 is a `hidden beast` number, since 3 + 87 + 498 + 67 + 5 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 3874986693 and 3874986702.

It is not an unprimeable number, because it can be changed into a prime (3874986751) 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, 17939646 + ... + 17939861.

It is an arithmetic number, because the mean of its divisors is an integer number (418594260).

Almost surely, 2^3874986756 is an apocalyptic number.

3874986756 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3874986756 is an abundant number, since it is smaller than the sum of its proper divisors (6171275484).

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

3874986756 is a wasteful number, since it uses less digits than its factorization.

3874986756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35879520 (or 35879512 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 63.

The square root of 3874986756 is about 62249.3916114848. The cubic root of 3874986756 is about 1570.6885367551.

The spelling of 3874986756 in words is "three billion, eight hundred seventy-four million, nine hundred eighty-six thousand, seven hundred fifty-six".