1104660 has 108 divisors (see below), whose sum is σ = 3744468. Its totient is φ = 262656.

The previous prime is 1104659. The next prime is 1104661. The reversal of 1104660 is 664011.

1104660 is a `hidden beast` number, since 1 + 1 + 0 + 4 + 660 = 666.

It is an interprime number because it is at equal distance from previous prime (1104659) and next prime (1104661).

It can be written as a sum of positive squares in 2 ways, for example, as 636804 + 467856 = 798^2 + 684^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1104661) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 58131 + ... + 58149.

It is an arithmetic number, because the mean of its divisors is an integer number (34671).

2^1104660 is an apocalyptic number.

1104660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1104660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1872234).

1104660 is an abundant number, since it is smaller than the sum of its proper divisors (2639808).

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

1104660 is a wasteful number, since it uses less digits than its factorization.

1104660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70 (or 46 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1104660 is about 1051.0280681314. The cubic root of 1104660 is about 103.3735766480.

Adding to 1104660 its reverse (664011), we get a palindrome (1768671).

It can be divided in two parts, 1104 and 660, that added together give a square (1764 = 42²).

The spelling of 1104660 in words is "one million, one hundred four thousand, six hundred sixty".