1694064 has 40 divisors (see below), whose sum is σ = 4530960. Its totient is φ = 544768.

The previous prime is 1694051. The next prime is 1694081. The reversal of 1694064 is 4604961.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 784 + ... + 2000.

It is an arithmetic number, because the mean of its divisors is an integer number (113274).

2^1694064 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 1694064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2265480).

1694064 is an abundant number, since it is smaller than the sum of its proper divisors (2836896).

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

1694064 is a wasteful number, since it uses less digits than its factorization.

1694064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257 (or 1251 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 1694064 is about 1301.5621383553. The cubic root of 1694064 is about 119.2092451127.

The spelling of 1694064 in words is "one million, six hundred ninety-four thousand, sixty-four".