698648216 has 16 divisors (see below), whose sum is σ = 1497103440. Its totient is φ = 299420640.

The previous prime is 698648177. The next prime is 698648281. The reversal of 698648216 is 612846896.

It is a happy number.

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, 6237875 + ... + 6237986.

It is an arithmetic number, because the mean of its divisors is an integer number (93568965).

Almost surely, 2^698648216 is an apocalyptic number.

It is an amenable number.

698648216 is an abundant number, since it is smaller than the sum of its proper divisors (798455224).

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

698648216 is a wasteful number, since it uses less digits than its factorization.

698648216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12475874 (or 12475870 counting only the distinct ones).

The product of its digits is 995328, while the sum is 50.

The square root of 698648216 is about 26431.9544491133. The cubic root of 698648216 is about 887.3320837117.

The spelling of 698648216 in words is "six hundred ninety-eight million, six hundred forty-eight thousand, two hundred sixteen".