5842781 has 16 divisors (see below), whose sum is σ = 7266816. Its totient is φ = 4582656.

The previous prime is 5842777. The next prime is 5842799. The reversal of 5842781 is 1872485.

It is not a de Polignac number, because 5842781 - 2² = 5842777 is a prime.

It is a super-2 number, since 2×5842781² = 68276179627922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5842181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3740 + ... + 5066.

It is an arithmetic number, because the mean of its divisors is an integer number (454176).

Almost surely, 2^5842781 is an apocalyptic number.

It is an amenable number.

5842781 is a deficient number, since it is larger than the sum of its proper divisors (1424035).

5842781 is a wasteful number, since it uses less digits than its factorization.

5842781 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1388.

The product of its digits is 17920, while the sum is 35.

The square root of 5842781 is about 2417.1845192289. The cubic root of 5842781 is about 180.1108473620.

The spelling of 5842781 in words is "five million, eight hundred forty-two thousand, seven hundred eighty-one".