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1444104 = 233231647
BaseRepresentation
bin101100000100100001000
32201100221100
411200210020
5332202404
650541400
715163134
oct5404410
92640840
101444104
118a6a82
12597860
133b73cc
142983c4
151d7d39
hex160908

1444104 has 48 divisors (see below), whose sum is σ = 4043520. Its totient is φ = 465120.

The previous prime is 1444103. The next prime is 1444109. The reversal of 1444104 is 4014441.

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

It is not an unprimeable number, because it can be changed into a prime (1444103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1909 + ... + 2555.

It is an arithmetic number, because the mean of its divisors is an integer number (84240).

21444104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1444104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2021760).

1444104 is an abundant number, since it is smaller than the sum of its proper divisors (2599416).

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

1444104 is a wasteful number, since it uses less digits than its factorization.

1444104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690 (or 683 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1444104 is about 1201.7087833581. The cubic root of 1444104 is about 113.0314998199.

Adding to 1444104 its reverse (4014441), we get a palindrome (5458545).

The spelling of 1444104 in words is "one million, four hundred forty-four thousand, one hundred four".

Divisors: 1 2 3 4 6 8 9 12 18 24 31 36 62 72 93 124 186 248 279 372 558 647 744 1116 1294 1941 2232 2588 3882 5176 5823 7764 11646 15528 20057 23292 40114 46584 60171 80228 120342 160456 180513 240684 361026 481368 722052 1444104