673433693 has 2 divisors, whose sum is σ = 673433694. Its totient is φ = 673433692.

The previous prime is 673433681. The next prime is 673433713. The reversal of 673433693 is 396334376.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 606242884 + 67190809 = 24622^2 + 8197^2 .

It is a cyclic number.

It is not a de Polignac number, because 673433693 - 2¹⁸ = 673171549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (673438693) 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, 336716846 + 336716847.

It is an arithmetic number, because the mean of its divisors is an integer number (336716847).

Almost surely, 2^673433693 is an apocalyptic number.

It is an amenable number.

673433693 is a deficient number, since it is larger than the sum of its proper divisors (1).

673433693 is an equidigital number, since it uses as much as digits as its factorization.

673433693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 734832, while the sum is 44.

The square root of 673433693 is about 25950.6010142347. The cubic root of 673433693 is about 876.5262908689.

The spelling of 673433693 in words is "six hundred seventy-three million, four hundred thirty-three thousand, six hundred ninety-three".