684895848 has 64 divisors (see below), whose sum is σ = 2107378560. Its totient is φ = 180631296.

The previous prime is 684895837. The next prime is 684895867. The reversal of 684895848 is 848598486.

It is a junction number, because it is equal to n+sod(n) for n = 684895791 and 684895800.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154615 + ... + 158982.

It is an arithmetic number, because the mean of its divisors is an integer number (32927790).

Almost surely, 2^684895848 is an apocalyptic number.

It is an amenable number.

684895848 is an abundant number, since it is smaller than the sum of its proper divisors (1422482712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

684895848 is a wasteful number, since it uses less digits than its factorization.

684895848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313626 (or 313622 counting only the distinct ones).

The product of its digits is 17694720, while the sum is 60.

The square root of 684895848 is about 26170.5148592839. The cubic root of 684895848 is about 881.4713024816.

The spelling of 684895848 in words is "six hundred eighty-four million, eight hundred ninety-five thousand, eight hundred forty-eight".