684742114 has 8 divisors (see below), whose sum is σ = 1173843648. Its totient is φ = 293460900.

The previous prime is 684742111. The next prime is 684742129. The reversal of 684742114 is 411247486.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (684742111) 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 3 ways as a sum of consecutive naturals, for example, 24455062 + ... + 24455089.

It is an arithmetic number, because the mean of its divisors is an integer number (146730456).

Almost surely, 2^684742114 is an apocalyptic number.

684742114 is a deficient number, since it is larger than the sum of its proper divisors (489101534).

684742114 is a wasteful number, since it uses less digits than its factorization.

684742114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48910160.

The product of its digits is 43008, while the sum is 37.

The square root of 684742114 is about 26167.5775340401. The cubic root of 684742114 is about 881.4053448862.

The spelling of 684742114 in words is "six hundred eighty-four million, seven hundred forty-two thousand, one hundred fourteen".