52649347 has 2 divisors, whose sum is σ = 52649348. Its totient is φ = 52649346.

The previous prime is 52649287. The next prime is 52649383. The reversal of 52649347 is 74394625.

It is a happy number.

52649347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52649347 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52649647) 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, 26324673 + 26324674.

It is an arithmetic number, because the mean of its divisors is an integer number (26324674).

Almost surely, 2^52649347 is an apocalyptic number.

52649347 is a deficient number, since it is larger than the sum of its proper divisors (1).

52649347 is an equidigital number, since it uses as much as digits as its factorization.

52649347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 40.

The square root of 52649347 is about 7255.9869762838. The cubic root of 52649347 is about 374.7983437269.

The spelling of 52649347 in words is "fifty-two million, six hundred forty-nine thousand, three hundred forty-seven".