673696569 has 32 divisors (see below), whose sum is σ = 1107751680. Its totient is φ = 354650112.

The previous prime is 673696559. The next prime is 673696589. The reversal of 673696569 is 965696376.

673696569 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 673696569 - 2⁸ = 673696313 is a prime.

It is a super-2 number, since 2×673696569² = 907734134164743522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (673696549) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 153169 + ... + 157505.

It is an arithmetic number, because the mean of its divisors is an integer number (34617240).

Almost surely, 2^673696569 is an apocalyptic number.

It is an amenable number.

673696569 is a deficient number, since it is larger than the sum of its proper divisors (434055111).

673696569 is a wasteful number, since it uses less digits than its factorization.

673696569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4929.

The product of its digits is 11022480, while the sum is 57.

The square root of 673696569 is about 25955.6654509184. The cubic root of 673696569 is about 876.6403272136.

The spelling of 673696569 in words is "six hundred seventy-three million, six hundred ninety-six thousand, five hundred sixty-nine".