5270891 has 4 divisors (see below), whose sum is σ = 5280912. Its totient is φ = 5260872.

The previous prime is 5270873. The next prime is 5270921. The reversal of 5270891 is 1980725.

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 5270891 - 2¹⁰ = 5269867 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 (5270821) 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, 4175 + ... + 5288.

It is an arithmetic number, because the mean of its divisors is an integer number (1320228).

Almost surely, 2^5270891 is an apocalyptic number.

5270891 is a deficient number, since it is larger than the sum of its proper divisors (10021).

5270891 is an equidigital number, since it uses as much as digits as its factorization.

5270891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10020.

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 5270891 is about 2295.8421112960. The cubic root of 5270891 is about 174.0315594316.

The spelling of 5270891 in words is "five million, two hundred seventy thousand, eight hundred ninety-one".