1694383368 has 128 divisors (see below), whose sum is σ = 4674048000. Its totient is φ = 509794560.

The previous prime is 1694383367. The next prime is 1694383381. The reversal of 1694383368 is 8633834961.

It is a self number, because there is not a number n which added to its sum of digits gives 1694383368.

It is not an unprimeable number, because it can be changed into a prime (1694383367) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 946218 + ... + 948006.

It is an arithmetic number, because the mean of its divisors is an integer number (36516000).

Almost surely, 2^1694383368 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 1694383368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2337024000).

1694383368 is an abundant number, since it is smaller than the sum of its proper divisors (2979664632).

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

1694383368 is a wasteful number, since it uses less digits than its factorization.

1694383368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1915 (or 1911 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 51.

The square root of 1694383368 is about 41162.8882368572. Note that the first 3 decimals coincide. The cubic root of 1694383368 is about 1192.1673582262.

The spelling of 1694383368 in words is "one billion, six hundred ninety-four million, three hundred eighty-three thousand, three hundred sixty-eight".