673433671 has 2 divisors, whose sum is σ = 673433672. Its totient is φ = 673433670.

The previous prime is 673433647. The next prime is 673433681. The reversal of 673433671 is 176334376.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 673433671 - 2⁵ = 673433639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (673433681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336716835 + 336716836.

It is an arithmetic number, because the mean of its divisors is an integer number (336716836).

Almost surely, 2^673433671 is an apocalyptic number.

673433671 is a deficient number, since it is larger than the sum of its proper divisors (1).

673433671 is an equidigital number, since it uses as much as digits as its factorization.

673433671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 40.

The square root of 673433671 is about 25950.6005903524. The cubic root of 673433671 is about 876.5262813239.

The spelling of 673433671 in words is "six hundred seventy-three million, four hundred thirty-three thousand, six hundred seventy-one".