5851385 has 4 divisors (see below), whose sum is σ = 7021668. Its totient is φ = 4681104.

The previous prime is 5851369. The next prime is 5851387. The reversal of 5851385 is 5831585.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 958441 + 4892944 = 979^2 + 2212^2 .

It is a cyclic number.

It is not a de Polignac number, because 5851385 - 2⁴ = 5851369 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 (5851387) 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, 585134 + ... + 585143.

It is an arithmetic number, because the mean of its divisors is an integer number (1755417).

Almost surely, 2^5851385 is an apocalyptic number.

It is an amenable number.

5851385 is a deficient number, since it is larger than the sum of its proper divisors (1170283).

5851385 is a wasteful number, since it uses less digits than its factorization.

5851385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1170282.

The product of its digits is 24000, while the sum is 35.

The square root of 5851385 is about 2418.9636210576. The cubic root of 5851385 is about 180.1992135969.

The spelling of 5851385 in words is "five million, eight hundred fifty-one thousand, three hundred eighty-five".