698674289 has 16 divisors (see below), whose sum is σ = 770532480. Its totient is φ = 630558720.

The previous prime is 698674253. The next prime is 698674303. The reversal of 698674289 is 982476896.

698674289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-698674289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (698674189) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109199 + ... + 115419.

It is an arithmetic number, because the mean of its divisors is an integer number (48158280).

Almost surely, 2^698674289 is an apocalyptic number.

It is an amenable number.

698674289 is a deficient number, since it is larger than the sum of its proper divisors (71858191).

698674289 is a wasteful number, since it uses less digits than its factorization.

698674289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6520.

The product of its digits is 10450944, while the sum is 59.

The square root of 698674289 is about 26432.4476543509. The cubic root of 698674289 is about 887.3431217521.

The spelling of 698674289 in words is "six hundred ninety-eight million, six hundred seventy-four thousand, two hundred eighty-nine".