1916044 has 12 divisors (see below), whose sum is σ = 3611104. Its totient is φ = 884304.

The previous prime is 1916027. The next prime is 1916051. The reversal of 1916044 is 4406191.

It is an Ulam 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, 18372 + ... + 18475.

2^1916044 is an apocalyptic number.

It is an amenable number.

1916044 is a deficient number, since it is larger than the sum of its proper divisors (1695060).

1916044 is a wasteful number, since it uses less digits than its factorization.

1916044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36864 (or 36862 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1916044 is about 1384.2124114456. The cubic root of 1916044 is about 124.2038789616.

The spelling of 1916044 in words is "one million, nine hundred sixteen thousand, forty-four".