698733056 has 160 divisors (see below), whose sum is σ = 1738936320. Its totient is φ = 273715200.

The previous prime is 698733043. The next prime is 698733071. The reversal of 698733056 is 650337896.

It is a self number, because there is not a number n which added to its sum of digits gives 698733056.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2110811 + ... + 2111141.

It is an arithmetic number, because the mean of its divisors is an integer number (10868352).

Almost surely, 2^698733056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 698733056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (869468160).

698733056 is an abundant number, since it is smaller than the sum of its proper divisors (1040203264).

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

698733056 is a wasteful number, since it uses less digits than its factorization.

698733056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406 (or 390 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 47.

The square root of 698733056 is about 26433.5592760415. The cubic root of 698733056 is about 887.3679998353.

The spelling of 698733056 in words is "six hundred ninety-eight million, seven hundred thirty-three thousand, fifty-six".