3803782687 has 12 divisors (see below), whose sum is σ = 3907281040. Its totient is φ = 3703007796.

The previous prime is 3803782649. The next prime is 3803782721. The reversal of 3803782687 is 7862873083.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is not a de Polignac number, because 3803782687 - 2¹⁵ = 3803749919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3803786687) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36929878 + ... + 36929980.

Almost surely, 2^3803782687 is an apocalyptic number.

3803782687 is a deficient number, since it is larger than the sum of its proper divisors (103498353).

3803782687 is an frugal number, since it uses more digits than its factorization.

3803782687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427 (or 162 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 52.

The square root of 3803782687 is about 61674.8140410654. The cubic root of 3803782687 is about 1561.0083726822.

The spelling of 3803782687 in words is "three billion, eight hundred three million, seven hundred eighty-two thousand, six hundred eighty-seven".