673763769 has 72 divisors (see below), whose sum is σ = 1200775680. Its totient is φ = 361972800.

The previous prime is 673763759. The next prime is 673763777. The reversal of 673763769 is 967367376.

It is not a de Polignac number, because 673763769 - 2⁹ = 673763257 is a prime.

It is a super-2 number, since 2×673763769² = 907915232834170722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (673763729) 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 in 71 ways as a sum of consecutive naturals, for example, 1600179 + ... + 1600599.

It is an arithmetic number, because the mean of its divisors is an integer number (16677440).

Almost surely, 2^673763769 is an apocalyptic number.

It is an amenable number.

673763769 is a deficient number, since it is larger than the sum of its proper divisors (527011911).

673763769 is a wasteful number, since it uses less digits than its factorization.

673763769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651 (or 641 counting only the distinct ones).

The product of its digits is 6001128, while the sum is 54.

The square root of 673763769 is about 25956.9599337056. The cubic root of 673763769 is about 876.6694740007.

The spelling of 673763769 in words is "six hundred seventy-three million, seven hundred sixty-three thousand, seven hundred sixty-nine".