2821892 has 12 divisors (see below), whose sum is σ = 4952640. Its totient is φ = 1406856.

The previous prime is 2821877. The next prime is 2821909. The reversal of 2821892 is 2981282.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

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, 953 + ... + 2559.

It is an arithmetic number, because the mean of its divisors is an integer number (412720).

2^2821892 is an apocalyptic number.

It is an amenable number.

2821892 is a deficient number, since it is larger than the sum of its proper divisors (2130748).

2821892 is a wasteful number, since it uses less digits than its factorization.

2821892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2050 (or 2048 counting only the distinct ones).

The product of its digits is 4608, while the sum is 32.

The square root of 2821892 is about 1679.8488027201. The cubic root of 2821892 is about 141.3123534975.

The spelling of 2821892 in words is "two million, eight hundred twenty-one thousand, eight hundred ninety-two".