5871784 has 8 divisors (see below), whose sum is σ = 11009610. Its totient is φ = 2935888.

The previous prime is 5871781. The next prime is 5871797. The reversal of 5871784 is 4871785.

It can be written as a sum of positive squares in only one way, i.e., 4502884 + 1368900 = 2122^2 + 1170^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (5871781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 366979 + ... + 366994.

Almost surely, 2^5871784 is an apocalyptic number.

It is an amenable number.

5871784 is a deficient number, since it is larger than the sum of its proper divisors (5137826).

5871784 is a wasteful number, since it uses less digits than its factorization.

5871784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733979 (or 733975 counting only the distinct ones).

The product of its digits is 62720, while the sum is 40.

The square root of 5871784 is about 2423.1764277493. The cubic root of 5871784 is about 180.4083732182.

Subtracting from 5871784 its reverse (4871785), we obtain a palindrome (999999).

The spelling of 5871784 in words is "five million, eight hundred seventy-one thousand, seven hundred eighty-four".