5276391 has 4 divisors (see below), whose sum is σ = 7035192. Its totient is φ = 3517592.

The previous prime is 5276387. The next prime is 5276399. The reversal of 5276391 is 1936725.

5276391 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.

It is a cyclic number.

It is not a de Polignac number, because 5276391 - 2² = 5276387 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5276399) 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, 879396 + ... + 879401.

It is an arithmetic number, because the mean of its divisors is an integer number (1758798).

Almost surely, 2^5276391 is an apocalyptic number.

5276391 is a deficient number, since it is larger than the sum of its proper divisors (1758801).

5276391 is a wasteful number, since it uses less digits than its factorization.

5276391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1758800.

The product of its digits is 11340, while the sum is 33.

The square root of 5276391 is about 2297.0396165500. The cubic root of 5276391 is about 174.0920704435.

It can be divided in two parts, 5 and 276391, that added together give a triangular number (276396 = T₇₄₃).

The spelling of 5276391 in words is "five million, two hundred seventy-six thousand, three hundred ninety-one".