1990796 has 24 divisors (see below), whose sum is σ = 3645600. Its totient is φ = 950400.

The previous prime is 1990787. The next prime is 1990823. The reversal of 1990796 is 6970991.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9905 + ... + 10103.

It is an arithmetic number, because the mean of its divisors is an integer number (151900).

2^1990796 is an apocalyptic number.

It is an amenable number.

1990796 is a deficient number, since it is larger than the sum of its proper divisors (1654804).

1990796 is a wasteful number, since it uses less digits than its factorization.

1990796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305 (or 303 counting only the distinct ones).

The product of its (nonzero) digits is 30618, while the sum is 41.

The square root of 1990796 is about 1410.9557044784. The cubic root of 1990796 is about 125.7985358610.

The spelling of 1990796 in words is "one million, nine hundred ninety thousand, seven hundred ninety-six".