1694196 has 84 divisors (see below), whose sum is σ = 5141472. Its totient is φ = 478224.

The previous prime is 1694191. The next prime is 1694197. The reversal of 1694196 is 6914961.

It is a tau number, because it is divible by the number of its divisors (84).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1694196.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1694191) 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 27 ways as a sum of consecutive naturals, for example, 20371 + ... + 20453.

It is an arithmetic number, because the mean of its divisors is an integer number (61208).

2^1694196 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 1694196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2570736).

1694196 is an abundant number, since it is smaller than the sum of its proper divisors (3447276).

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

1694196 is an equidigital number, since it uses as much as digits as its factorization.

1694196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112 (or 95 counting only the distinct ones).

The product of its digits is 11664, while the sum is 36.

The square root of 1694196 is about 1301.6128456649. The cubic root of 1694196 is about 119.2123412593.

The spelling of 1694196 in words is "one million, six hundred ninety-four thousand, one hundred ninety-six".