1022862 has 16 divisors (see below), whose sum is σ = 2057472. Its totient is φ = 339000.

The previous prime is 1022849. The next prime is 1022869. The reversal of 1022862 is 2682201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 987 + ... + 1737.

It is an arithmetic number, because the mean of its divisors is an integer number (128592).

2^1022862 is an apocalyptic number.

1022862 is an abundant number, since it is smaller than the sum of its proper divisors (1034610).

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

1022862 is a wasteful number, since it uses less digits than its factorization.

1022862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1022862 is about 1011.3664024477. The cubic root of 1022862 is about 100.7563318661.

The spelling of 1022862 in words is "one million, twenty-two thousand, eight hundred sixty-two".