673464377 has 2 divisors, whose sum is σ = 673464378. Its totient is φ = 673464376.

The previous prime is 673464371. The next prime is 673464413. The reversal of 673464377 is 773464376.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 484704256 + 188760121 = 22016^2 + 13739^2 .

It is a cyclic number.

It is not a de Polignac number, because 673464377 - 2²⁰ = 672415801 is a prime.

It is not a weakly prime, because it can be changed into another prime (673464371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336732188 + 336732189.

It is an arithmetic number, because the mean of its divisors is an integer number (336732189).

Almost surely, 2^673464377 is an apocalyptic number.

It is an amenable number.

673464377 is a deficient number, since it is larger than the sum of its proper divisors (1).

673464377 is an equidigital number, since it uses as much as digits as its factorization.

673464377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1778112, while the sum is 47.

The square root of 673464377 is about 25951.1922076809. The cubic root of 673464377 is about 876.5396032036.

Subtracting 673464377 from its reverse (773464376), we obtain a palindrome (99999999).

The spelling of 673464377 in words is "six hundred seventy-three million, four hundred sixty-four thousand, three hundred seventy-seven".