1105844 has 6 divisors (see below), whose sum is σ = 1935234. Its totient is φ = 552920.

The previous prime is 1105823. The next prime is 1105847. The reversal of 1105844 is 4485011.

It can be written as a sum of positive squares in only one way, i.e., 1060900 + 44944 = 1030^2 + 212^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138227 + ... + 138234.

It is an arithmetic number, because the mean of its divisors is an integer number (322539).

2^1105844 is an apocalyptic number.

It is an amenable number.

1105844 is a deficient number, since it is larger than the sum of its proper divisors (829390).

1105844 is a wasteful number, since it uses less digits than its factorization.

1105844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276465 (or 276463 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 1105844 is about 1051.5911753148. The cubic root of 1105844 is about 103.4104961865.

The spelling of 1105844 in words is "one million, one hundred five thousand, eight hundred forty-four".