1994396 has 6 divisors (see below), whose sum is σ = 3490200. Its totient is φ = 997196.

The previous prime is 1994387. The next prime is 1994413. The reversal of 1994396 is 6934991.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 249296 + ... + 249303.

It is an arithmetic number, because the mean of its divisors is an integer number (581700).

2^1994396 is an apocalyptic number.

It is an amenable number.

1994396 is a deficient number, since it is larger than the sum of its proper divisors (1495804).

1994396 is a wasteful number, since it uses less digits than its factorization.

1994396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498603 (or 498601 counting only the distinct ones).

The product of its digits is 52488, while the sum is 41.

The square root of 1994396 is about 1412.2308593144. The cubic root of 1994396 is about 125.8743182820.

The spelling of 1994396 in words is "one million, nine hundred ninety-four thousand, three hundred ninety-six".