5821779 has 16 divisors (see below), whose sum is σ = 8169120. Its totient is φ = 3682560.

The previous prime is 5821759. The next prime is 5821789. The reversal of 5821779 is 9771285.

It is not a de Polignac number, because 5821779 - 2¹² = 5817683 is a prime.

It is a super-2 number, since 2×5821779² = 67786221449682, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5821729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4759 + ... + 5855.

It is an arithmetic number, because the mean of its divisors is an integer number (510570).

Almost surely, 2^5821779 is an apocalyptic number.

5821779 is a deficient number, since it is larger than the sum of its proper divisors (2347341).

5821779 is a wasteful number, since it uses less digits than its factorization.

5821779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190.

The product of its digits is 35280, while the sum is 39.

The square root of 5821779 is about 2412.8362978039. The cubic root of 5821779 is about 179.8947841890.

The spelling of 5821779 in words is "five million, eight hundred twenty-one thousand, seven hundred seventy-nine".