52746391 has 2 divisors, whose sum is σ = 52746392. Its totient is φ = 52746390.

The previous prime is 52746373. The next prime is 52746409. The reversal of 52746391 is 19364725.

52746391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (52746373) and next prime (52746409).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52746391 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52746391.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52746301) 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 as a sum of consecutive naturals, namely, 26373195 + 26373196.

It is an arithmetic number, because the mean of its divisors is an integer number (26373196).

Almost surely, 2^52746391 is an apocalyptic number.

52746391 is a deficient number, since it is larger than the sum of its proper divisors (1).

52746391 is an equidigital number, since it uses as much as digits as its factorization.

52746391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 37.

The square root of 52746391 is about 7262.6710651110. The cubic root of 52746391 is about 375.0284802073.

The spelling of 52746391 in words is "fifty-two million, seven hundred forty-six thousand, three hundred ninety-one".