673810337 has 2 divisors, whose sum is σ = 673810338. Its totient is φ = 673810336.

The previous prime is 673810303. The next prime is 673810381. The reversal of 673810337 is 733018376.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 632220736 + 41589601 = 25144^2 + 6449^2 .

It is a cyclic number.

It is not a de Polignac number, because 673810337 - 2¹⁰ = 673809313 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 673810337.

It is not a weakly prime, because it can be changed into another prime (673810537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336905168 + 336905169.

It is an arithmetic number, because the mean of its divisors is an integer number (336905169).

Almost surely, 2^673810337 is an apocalyptic number.

It is an amenable number.

673810337 is a deficient number, since it is larger than the sum of its proper divisors (1).

673810337 is an equidigital number, since it uses as much as digits as its factorization.

673810337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 673810337 is about 25957.8569415890. The cubic root of 673810337 is about 876.6896708934.

The spelling of 673810337 in words is "six hundred seventy-three million, eight hundred ten thousand, three hundred thirty-seven".