1698782382 has 96 divisors (see below), whose sum is σ = 4253243904. Its totient is φ = 503755200.

The previous prime is 1698782377. The next prime is 1698782389. The reversal of 1698782382 is 2832878961.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1698782389) 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, 247882 + ... + 254642.

It is an arithmetic number, because the mean of its divisors is an integer number (44304624).

Almost surely, 2^1698782382 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1698782382, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2126621952).

1698782382 is an abundant number, since it is smaller than the sum of its proper divisors (2554461522).

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

1698782382 is a wasteful number, since it uses less digits than its factorization.

1698782382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6836 (or 6824 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 54.

The square root of 1698782382 is about 41216.2878241115. The cubic root of 1698782382 is about 1193.1981813967.

The spelling of 1698782382 in words is "one billion, six hundred ninety-eight million, seven hundred eighty-two thousand, three hundred eighty-two".