676565437 has 2 divisors, whose sum is σ = 676565438. Its totient is φ = 676565436.

The previous prime is 676565429. The next prime is 676565503. The reversal of 676565437 is 734565676.

676565437 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 505845081 + 170720356 = 22491^2 + 13066^2 .

It is a cyclic number.

It is not a de Polignac number, because 676565437 - 2³ = 676565429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (676565137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338282718 + 338282719.

It is an arithmetic number, because the mean of its divisors is an integer number (338282719).

Almost surely, 2^676565437 is an apocalyptic number.

It is an amenable number.

676565437 is a deficient number, since it is larger than the sum of its proper divisors (1).

676565437 is an equidigital number, since it uses as much as digits as its factorization.

676565437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3175200, while the sum is 49.

The square root of 676565437 is about 26010.8715155798. The cubic root of 676565437 is about 877.8829261381.

The spelling of 676565437 in words is "six hundred seventy-six million, five hundred sixty-five thousand, four hundred thirty-seven".