1106644 has 24 divisors (see below), whose sum is σ = 2415168. Its totient is φ = 431040.

The previous prime is 1106629. The next prime is 1106653. The reversal of 1106644 is 4466011.

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

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, 1489 + ... + 2104.

It is an arithmetic number, because the mean of its divisors is an integer number (100632).

2^1106644 is an apocalyptic number.

1106644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1106644 is an abundant number, since it is smaller than the sum of its proper divisors (1308524).

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

1106644 is a wasteful number, since it uses less digits than its factorization.

1106644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3615 (or 3613 counting only the distinct ones).

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

The square root of 1106644 is about 1051.9714825032. The cubic root of 1106644 is about 103.4354269048.

The spelling of 1106644 in words is "one million, one hundred six thousand, six hundred forty-four".