1144828 has 12 divisors (see below), whose sum is σ = 2010960. Its totient is φ = 570272.
The previous prime is 1144823. The next prime is 1144837. The reversal of 1144828 is 8284411.
It is a super-2 number, since 2×11448282 = 2621262299168, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1144796 and 1144805.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1144823) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1728 + ... + 2296.
It is an arithmetic number, because the mean of its divisors is an integer number (167580).
21144828 is an apocalyptic number.
It is an amenable number.
1144828 is a deficient number, since it is larger than the sum of its proper divisors (866132).
1144828 is a wasteful number, since it uses less digits than its factorization.
1144828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1076 (or 1074 counting only the distinct ones).
The product of its digits is 2048, while the sum is 28.
The square root of 1144828 is about 1069.9663546112. The cubic root of 1144828 is about 104.6116569406.
It can be divided in two parts, 11448 and 28, that added together give a triangular number (11476 = T151).
The spelling of 1144828 in words is "one million, one hundred forty-four thousand, eight hundred twenty-eight".
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