698894742 has 128 divisors (see below), whose sum is σ = 1777305600. Its totient is φ = 182044800.

The previous prime is 698894741. The next prime is 698894753. The reversal of 698894742 is 247498896.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698894741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4039768 + ... + 4039940.

It is an arithmetic number, because the mean of its divisors is an integer number (13885200).

Almost surely, 2^698894742 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 698894742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (888652800).

698894742 is an abundant number, since it is smaller than the sum of its proper divisors (1078410858).

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

698894742 is a wasteful number, since it uses less digits than its factorization.

698894742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363 (or 349 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 57.

The square root of 698894742 is about 26436.6174462619. The cubic root of 698894742 is about 887.4364398573.

The spelling of 698894742 in words is "six hundred ninety-eight million, eight hundred ninety-four thousand, seven hundred forty-two".