684124383 has 8 divisors (see below), whose sum is σ = 913788288. Its totient is φ = 455271704.

The previous prime is 684124379. The next prime is 684124403. The reversal of 684124383 is 383421486.

It is a happy number.

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 684124383 - 2² = 684124379 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (684124303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200835 + ... + 204212.

It is an arithmetic number, because the mean of its divisors is an integer number (114223536).

Almost surely, 2^684124383 is an apocalyptic number.

684124383 is a deficient number, since it is larger than the sum of its proper divisors (229663905).

684124383 is a wasteful number, since it uses less digits than its factorization.

684124383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405613.

The product of its digits is 110592, while the sum is 39.

The square root of 684124383 is about 26155.7715045838. The cubic root of 684124383 is about 881.1402157691.

The spelling of 684124383 in words is "six hundred eighty-four million, one hundred twenty-four thousand, three hundred eighty-three".