1698274116 has 144 divisors (see below), whose sum is σ = 5525065728. Its totient is φ = 426859200.

The previous prime is 1698274111. The next prime is 1698274129. The reversal of 1698274116 is 6114728961.

It is not an unprimeable number, because it can be changed into a prime (1698274111) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 76051 + ... + 95813.

It is an arithmetic number, because the mean of its divisors is an integer number (38368512).

Almost surely, 2^1698274116 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 1698274116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2762532864).

1698274116 is an abundant number, since it is smaller than the sum of its proper divisors (3826791612).

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

1698274116 is a wasteful number, since it uses less digits than its factorization.

1698274116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19822 (or 19817 counting only the distinct ones).

The product of its digits is 145152, while the sum is 45.

The square root of 1698274116 is about 41210.1215237228. The cubic root of 1698274116 is about 1193.0791701632.

The spelling of 1698274116 in words is "one billion, six hundred ninety-eight million, two hundred seventy-four thousand, one hundred sixteen".