698678812 has 48 divisors (see below), whose sum is σ = 1340103744. Its totient is φ = 316800000.

The previous prime is 698678803. The next prime is 698678833. The reversal of 698678812 is 218876896.

It is a congruent number.

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, 792612 + ... + 793492.

It is an arithmetic number, because the mean of its divisors is an integer number (27918828).

Almost surely, 2^698678812 is an apocalyptic number.

It is an amenable number.

698678812 is a deficient number, since it is larger than the sum of its proper divisors (641424932).

698678812 is a wasteful number, since it uses less digits than its factorization.

698678812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150 (or 1148 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 55.

The square root of 698678812 is about 26432.5332119341. The cubic root of 698678812 is about 887.3450365424.

The spelling of 698678812 in words is "six hundred ninety-eight million, six hundred seventy-eight thousand, eight hundred twelve".