1130022 has 24 divisors (see below), whose sum is σ = 2487576. Its totient is φ = 370656.

The previous prime is 1130011. The next prime is 1130023. The reversal of 1130022 is 2200311.

It is a happy number.

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 = 1129986 and 1130013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130023) 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, 738 + ... + 1674.

It is an arithmetic number, because the mean of its divisors is an integer number (103649).

2^1130022 is an apocalyptic number.

1130022 is an abundant number, since it is smaller than the sum of its proper divisors (1357554).

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

1130022 is a wasteful number, since it uses less digits than its factorization.

1130022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012 (or 1009 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 1130022 is about 1063.0249291527. The cubic root of 1130022 is about 104.1587196782.

Adding to 1130022 its reverse (2200311), we get a palindrome (3330333).

The spelling of 1130022 in words is "one million, one hundred thirty thousand, twenty-two".