5226391 has 2 divisors, whose sum is σ = 5226392. Its totient is φ = 5226390.

The previous prime is 5226371. The next prime is 5226421. The reversal of 5226391 is 1936225.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5226391 - 2¹⁵ = 5193623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5226301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2613195 + 2613196.

It is an arithmetic number, because the mean of its divisors is an integer number (2613196).

Almost surely, 2^5226391 is an apocalyptic number.

5226391 is a deficient number, since it is larger than the sum of its proper divisors (1).

5226391 is an equidigital number, since it uses as much as digits as its factorization.

5226391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3240, while the sum is 28.

The square root of 5226391 is about 2286.1301362783. The cubic root of 5226391 is about 173.5404153040.

The spelling of 5226391 in words is "five million, two hundred twenty-six thousand, three hundred ninety-one".