3884216537 has 4 divisors (see below), whose sum is σ = 3884341200. Its totient is φ = 3884091876.

The previous prime is 3884216509. The next prime is 3884216551. The reversal of 3884216537 is 7356124883.

3884216537 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3884216537 - 2⁶ = 3884216473 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3884216491 and 3884216500.

It is not an unprimeable number, because it can be changed into a prime (3884216597) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29714 + ... + 93012.

It is an arithmetic number, because the mean of its divisors is an integer number (971085300).

Almost surely, 2^3884216537 is an apocalyptic number.

It is an amenable number.

3884216537 is a deficient number, since it is larger than the sum of its proper divisors (124663).

3884216537 is an equidigital number, since it uses as much as digits as its factorization.

3884216537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124662.

The product of its digits is 967680, while the sum is 47.

The square root of 3884216537 is about 62323.4830300746. The cubic root of 3884216537 is about 1571.9346155310.

The spelling of 3884216537 in words is "three billion, eight hundred eighty-four million, two hundred sixteen thousand, five hundred thirty-seven".