1040022 has 24 divisors (see below), whose sum is σ = 2372760. Its totient is φ = 328320.

The previous prime is 1040021. The next prime is 1040029. The reversal of 1040022 is 2200401.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1039986 and 1040013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1179 + ... + 1862.

It is an arithmetic number, because the mean of its divisors is an integer number (98865).

2^1040022 is an apocalyptic number.

1040022 is an abundant number, since it is smaller than the sum of its proper divisors (1332738).

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

1040022 is a wasteful number, since it uses less digits than its factorization.

1040022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3068 (or 3065 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 1040022 is about 1019.8146890489. The cubic root of 1040022 is about 101.3166547843.

Adding to 1040022 its reverse (2200401), we get a palindrome (3240423).

The spelling of 1040022 in words is "one million, forty thousand, twenty-two".