698768694 has 60 divisors (see below), whose sum is σ = 1695533796. Its totient is φ = 214997328.

The previous prime is 698768671. The next prime is 698768711. The reversal of 698768694 is 496867896.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 14617 + ... + 40139.

Almost surely, 2^698768694 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 698768694, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (847766898).

698768694 is an abundant number, since it is smaller than the sum of its proper divisors (996765102).

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

698768694 is a wasteful number, since it uses less digits than its factorization.

698768694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25563 (or 25541 counting only the distinct ones).

The product of its digits is 31352832, while the sum is 63.

The square root of 698768694 is about 26434.2333726552. The cubic root of 698768694 is about 887.3830859414.

The spelling of 698768694 in words is "six hundred ninety-eight million, seven hundred sixty-eight thousand, six hundred ninety-four".