1693384704 has 340 divisors, whose sum is σ = 5709452760. Its totient is φ = 495452160.

The previous prime is 1693384699. The next prime is 1693384711. The reversal of 1693384704 is 4074833961.

It is a self number, because there is not a number n which added to its sum of digits gives 1693384704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 58392562 + ... + 58392590.

Almost surely, 2^1693384704 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 1693384704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2854726380).

1693384704 is an abundant number, since it is smaller than the sum of its proper divisors (4016068056).

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

1693384704 is an frugal number, since it uses more digits than its factorization.

1693384704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84 (or 45 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The square root of 1693384704 is about 41150.7558132290. The cubic root of 1693384704 is about 1191.9330923513.

The spelling of 1693384704 in words is "one billion, six hundred ninety-three million, three hundred eighty-four thousand, seven hundred four".