698460664 has 32 divisors (see below), whose sum is σ = 1441796400. Its totient is φ = 314565120.

The previous prime is 698460649. The next prime is 698460673. The reversal of 698460664 is 466064896.

698460664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26817 + ... + 46000.

Almost surely, 2^698460664 is an apocalyptic number.

It is an amenable number.

698460664 is an abundant number, since it is smaller than the sum of its proper divisors (743335736).

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

698460664 is a wasteful number, since it uses less digits than its factorization.

698460664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72943 (or 72939 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 49.

The square root of 698460664 is about 26428.4063840406. The cubic root of 698460664 is about 887.2526752210.

The spelling of 698460664 in words is "six hundred ninety-eight million, four hundred sixty thousand, six hundred sixty-four".