1996850 has 12 divisors (see below), whose sum is σ = 3714234. Its totient is φ = 798720.

The previous prime is 1996849. The next prime is 1996859. The reversal of 1996850 is 586991.

It can be written as a sum of positive squares in 3 ways, for example, as 1776889 + 219961 = 1333^2 + 469^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1996859) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 19919 + ... + 20018.

2^1996850 is an apocalyptic number.

1996850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1996850 is a deficient number, since it is larger than the sum of its proper divisors (1717384).

1996850 is a wasteful number, since it uses less digits than its factorization.

1996850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39949 (or 39944 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 38.

The square root of 1996850 is about 1413.0994303304. The cubic root of 1996850 is about 125.9259243774.

It can be divided in two parts, 19 and 96850, that added together give a palindrome (96869).

The spelling of 1996850 in words is "one million, nine hundred ninety-six thousand, eight hundred fifty".