684948046 has 8 divisors (see below), whose sum is σ = 1027873584. Its totient is φ = 342323520.

The previous prime is 684948023. The next prime is 684948059. The reversal of 684948046 is 640849486.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69475 + ... + 78718.

It is an arithmetic number, because the mean of its divisors is an integer number (128484198).

Almost surely, 2^684948046 is an apocalyptic number.

684948046 is a deficient number, since it is larger than the sum of its proper divisors (342925538).

684948046 is a wasteful number, since it uses less digits than its factorization.

684948046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150506.

The product of its (nonzero) digits is 1327104, while the sum is 49.

The square root of 684948046 is about 26171.5121076334. The cubic root of 684948046 is about 881.4936951176.

The spelling of 684948046 in words is "six hundred eighty-four million, nine hundred forty-eight thousand, forty-six".