5855391 has 6 divisors (see below), whose sum is σ = 8457800. Its totient is φ = 3903588.

The previous prime is 5855389. The next prime is 5855393. The reversal of 5855391 is 1935585.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5855389) and next prime (5855393).

It is not a de Polignac number, because 5855391 - 2¹ = 5855389 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 (5855393) 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 5 ways as a sum of consecutive naturals, for example, 325291 + ... + 325308.

Almost surely, 2^5855391 is an apocalyptic number.

5855391 is a deficient number, since it is larger than the sum of its proper divisors (2602409).

5855391 is a wasteful number, since it uses less digits than its factorization.

5855391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650605 (or 650602 counting only the distinct ones).

The product of its digits is 27000, while the sum is 36.

The square root of 5855391 is about 2419.7915199455. The cubic root of 5855391 is about 180.2403271324.

The spelling of 5855391 in words is "five million, eight hundred fifty-five thousand, three hundred ninety-one".