1042822 has 16 divisors (see below), whose sum is σ = 1726272. Its totient is φ = 468520.

The previous prime is 1042819. The next prime is 1042829. The reversal of 1042822 is 2282401.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 1042822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2133 + ... + 2575.

It is an arithmetic number, because the mean of its divisors is an integer number (107892).

2^1042822 is an apocalyptic number.

1042822 is a deficient number, since it is larger than the sum of its proper divisors (683450).

1042822 is a wasteful number, since it uses less digits than its factorization.

1042822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1042822 is about 1021.1865647373. The cubic root of 1042822 is about 101.4074965896.

It can be divided in two parts, 104 and 2822, that added together give a triangular number (2926 = T₇₆).

The spelling of 1042822 in words is "one million, forty-two thousand, eight hundred twenty-two".