1022286 has 16 divisors (see below), whose sum is σ = 2075904. Its totient is φ = 335544.

The previous prime is 1022251. The next prime is 1022291. The reversal of 1022286 is 6822201.

1022286 = 89² + 90² + ... + 155².

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, 870 + ... + 1673.

It is an arithmetic number, because the mean of its divisors is an integer number (129744).

2^1022286 is an apocalyptic number.

1022286 is an abundant number, since it is smaller than the sum of its proper divisors (1053618).

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

1022286 is a wasteful number, since it uses less digits than its factorization.

1022286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2615.

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

The square root of 1022286 is about 1011.0815990809. The cubic root of 1022286 is about 100.7374154843.

Adding to 1022286 its reverse (6822201), we get a palindrome (7844487).

It can be divided in two parts, 1022 and 286, that multiplied together give a palindrome (292292).

The spelling of 1022286 in words is "one million, twenty-two thousand, two hundred eighty-six".