5791861 has 4 divisors (see below), whose sum is σ = 5796972. Its totient is φ = 5786752.

The previous prime is 5791859. The next prime is 5791871. The reversal of 5791861 is 1681975.

5791861 is digitally balanced in base 3, 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 brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 5522500 + 269361 = 2350^2 + 519^2 .

It is a cyclic number.

It is not a de Polignac number, because 5791861 - 2¹ = 5791859 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5791861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5791811) 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, 10 + ... + 3403.

It is an arithmetic number, because the mean of its divisors is an integer number (1449243).

Almost surely, 2^5791861 is an apocalyptic number.

It is an amenable number.

5791861 is a deficient number, since it is larger than the sum of its proper divisors (5111).

5791861 is a wasteful number, since it uses less digits than its factorization.

5791861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5110.

The product of its digits is 15120, while the sum is 37.

The square root of 5791861 is about 2406.6285546382. The cubic root of 5791861 is about 179.5860962975.

The spelling of 5791861 in words is "five million, seven hundred ninety-one thousand, eight hundred sixty-one".