1122892 has 12 divisors (see below), whose sum is σ = 1973160. Its totient is φ = 559136.

The previous prime is 1122887. The next prime is 1122899. The reversal of 1122892 is 2982211.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1122899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 984 + ... + 1792.

It is an arithmetic number, because the mean of its divisors is an integer number (164430).

2^1122892 is an apocalyptic number.

It is an amenable number.

1122892 is a deficient number, since it is larger than the sum of its proper divisors (850268).

1122892 is a wasteful number, since it uses less digits than its factorization.

1122892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1160 (or 1158 counting only the distinct ones).

The product of its digits is 576, while the sum is 25.

The square root of 1122892 is about 1059.6659851104. The cubic root of 1122892 is about 103.9391902892.

The spelling of 1122892 in words is "one million, one hundred twenty-two thousand, eight hundred ninety-two".