683667869 has 8 divisors (see below), whose sum is σ = 736153920. Its totient is φ = 632545216.

The previous prime is 683667863. The next prime is 683667871. The reversal of 683667869 is 968766386.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 683667869 - 2⁸ = 683667613 is a prime.

It is a super-2 number, since 2×683667869² = 934803510206002322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683667863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339809 + ... + 341814.

It is an arithmetic number, because the mean of its divisors is an integer number (92019240).

Almost surely, 2^683667869 is an apocalyptic number.

It is an amenable number.

683667869 is a deficient number, since it is larger than the sum of its proper divisors (52486051).

683667869 is a wasteful number, since it uses less digits than its factorization.

683667869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681699.

The product of its digits is 15676416, while the sum is 59.

The square root of 683667869 is about 26147.0432171594. The cubic root of 683667869 is about 880.9441781470.

The spelling of 683667869 in words is "six hundred eighty-three million, six hundred sixty-seven thousand, eight hundred sixty-nine".