673284229 has 2 divisors, whose sum is σ = 673284230. Its totient is φ = 673284228.

The previous prime is 673284197. The next prime is 673284253. The reversal of 673284229 is 922482376.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 436893604 + 236390625 = 20902^2 + 15375^2 .

It is a cyclic number.

It is not a de Polignac number, because 673284229 - 2⁵ = 673284197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (673284289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336642114 + 336642115.

It is an arithmetic number, because the mean of its divisors is an integer number (336642115).

Almost surely, 2^673284229 is an apocalyptic number.

It is an amenable number.

673284229 is a deficient number, since it is larger than the sum of its proper divisors (1).

673284229 is an equidigital number, since it uses as much as digits as its factorization.

673284229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 43.

The square root of 673284229 is about 25947.7210752698. The cubic root of 673284229 is about 876.4614397334.

The spelling of 673284229 in words is "six hundred seventy-three million, two hundred eighty-four thousand, two hundred twenty-nine".