684102343 has 8 divisors (see below), whose sum is σ = 715700160. Its totient is φ = 653214720.

The previous prime is 684102299. The next prime is 684102401. The reversal of 684102343 is 343201486.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-684102343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (684102943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175578 + ... + 179431.

It is an arithmetic number, because the mean of its divisors is an integer number (89462520).

Almost surely, 2^684102343 is an apocalyptic number.

684102343 is a deficient number, since it is larger than the sum of its proper divisors (31597817).

684102343 is a wasteful number, since it uses less digits than its factorization.

684102343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355097.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 684102343 is about 26155.3501792654. The cubic root of 684102343 is about 881.1307532896.

The spelling of 684102343 in words is "six hundred eighty-four million, one hundred two thousand, three hundred forty-three".