1996784 has 10 divisors (see below), whose sum is σ = 3868800. Its totient is φ = 998384.

The previous prime is 1996781. The next prime is 1996793. The reversal of 1996784 is 4876991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1996781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62384 + ... + 62415.

It is an arithmetic number, because the mean of its divisors is an integer number (386880).

2^1996784 is an apocalyptic number.

It is an amenable number.

1996784 is a deficient number, since it is larger than the sum of its proper divisors (1872016).

1996784 is a wasteful number, since it uses less digits than its factorization.

1996784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124807 (or 124801 counting only the distinct ones).

The product of its digits is 108864, while the sum is 44.

The square root of 1996784 is about 1413.0760772159. The cubic root of 1996784 is about 125.9245369918.

The spelling of 1996784 in words is "one million, nine hundred ninety-six thousand, seven hundred eighty-four".