1820192 has 24 divisors (see below), whose sum is σ = 3910032. Its totient is φ = 827200.

The previous prime is 1820171. The next prime is 1820201. The reversal of 1820192 is 2910281.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2234 + ... + 2937.

It is an arithmetic number, because the mean of its divisors is an integer number (162918).

2^1820192 is an apocalyptic number.

It is an amenable number.

1820192 is an abundant number, since it is smaller than the sum of its proper divisors (2089840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1820192 is a wasteful number, since it uses less digits than its factorization.

1820192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5192 (or 5184 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 1820192 is about 1349.1449143810. The cubic root of 1820192 is about 122.0972082009.

The spelling of 1820192 in words is "one million, eight hundred twenty thousand, one hundred ninety-two".