3818784376 has 32 divisors (see below), whose sum is σ = 7880295600. Its totient is φ = 1720445440.

The previous prime is 3818784349. The next prime is 3818784379. The reversal of 3818784376 is 6734878183.

3818784376 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 2×3818784376² = 29166228220763418752, which contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3818784379) 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, 182071 + ... + 201958.

Almost surely, 2^3818784376 is an apocalyptic number.

It is an amenable number.

3818784376 is an abundant number, since it is smaller than the sum of its proper divisors (4061511224).

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

3818784376 is a wasteful number, since it uses less digits than its factorization.

3818784376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384159 (or 384155 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 55.

The square root of 3818784376 is about 61796.3136117358. The cubic root of 3818784376 is about 1563.0578276296.

The spelling of 3818784376 in words is "three billion, eight hundred eighteen million, seven hundred eighty-four thousand, three hundred seventy-six".