5820861 has 8 divisors (see below), whose sum is σ = 7787200. Its totient is φ = 3867552.

The previous prime is 5820853. The next prime is 5820869. The reversal of 5820861 is 1680285.

It is an interprime number because it is at equal distance from previous prime (5820853) and next prime (5820869).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5820861 - 2³ = 5820853 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 (5820869) 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 7 ways as a sum of consecutive naturals, for example, 2161 + ... + 4038.

It is an arithmetic number, because the mean of its divisors is an integer number (973400).

Almost surely, 2^5820861 is an apocalyptic number.

It is an amenable number.

5820861 is a deficient number, since it is larger than the sum of its proper divisors (1966339).

5820861 is a wasteful number, since it uses less digits than its factorization.

5820861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6515.

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 5820861 is about 2412.6460577548. The cubic root of 5820861 is about 179.8853281966.

The spelling of 5820861 in words is "five million, eight hundred twenty thousand, eight hundred sixty-one".