1994064 has 20 divisors (see below), whose sum is σ = 5151456. Its totient is φ = 664672.

The previous prime is 1994059. The next prime is 1994081. The reversal of 1994064 is 4604991.

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 3 ways as a sum of consecutive naturals, for example, 20724 + ... + 20819.

2^1994064 is an apocalyptic number.

It is an amenable number.

1994064 is an abundant number, since it is smaller than the sum of its proper divisors (3157392).

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

1994064 is a wasteful number, since it uses less digits than its factorization.

1994064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41554 (or 41548 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 1994064 is about 1412.1133099012. The cubic root of 1994064 is about 125.8673332779.

The spelling of 1994064 in words is "one million, nine hundred ninety-four thousand, sixty-four".