5227891 has 4 divisors (see below), whose sum is σ = 5535432. Its totient is φ = 4920352.

The previous prime is 5227889. The next prime is 5227909. The reversal of 5227891 is 1987225.

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

It is a cyclic number.

It is not a de Polignac number, because 5227891 - 2¹ = 5227889 is a prime.

It is a Duffinian number.

5227891 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5227291) 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, 153745 + ... + 153778.

It is an arithmetic number, because the mean of its divisors is an integer number (1383858).

Almost surely, 2^5227891 is an apocalyptic number.

5227891 is a deficient number, since it is larger than the sum of its proper divisors (307541).

5227891 is a wasteful number, since it uses less digits than its factorization.

5227891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307540.

The product of its digits is 10080, while the sum is 34.

The square root of 5227891 is about 2286.4581780562. The cubic root of 5227891 is about 173.5570160343.

The spelling of 5227891 in words is "five million, two hundred twenty-seven thousand, eight hundred ninety-one".