1126642 has 16 divisors (see below), whose sum is σ = 1868832. Its totient is φ = 505120.

The previous prime is 1126627. The next prime is 1126649. The reversal of 1126642 is 2466211.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1518 + ... + 2134.

It is an arithmetic number, because the mean of its divisors is an integer number (116802).

2^1126642 is an apocalyptic number.

1126642 is a deficient number, since it is larger than the sum of its proper divisors (742190).

1126642 is a wasteful number, since it uses less digits than its factorization.

1126642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713.

The product of its digits is 576, while the sum is 22.

The square root of 1126642 is about 1061.4339357680. The cubic root of 1126642 is about 104.0547665197.

The spelling of 1126642 in words is "one million, one hundred twenty-six thousand, six hundred forty-two".