1675040 has 72 divisors (see below), whose sum is σ = 4320540. Its totient is φ = 612864.
The previous prime is 1675039. The next prime is 1675049. The reversal of 1675040 is 405761.
It can be written as a sum of positive squares in 2 ways, for example, as 1669264 + 5776 = 1292^2 + 76^2 .
It is a junction number, because it is equal to n+sod(n) for n = 1674997 and 1675015.
It is not an unprimeable number, because it can be changed into a prime (1675049) 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, 57746 + ... + 57774.
21675040 is an apocalyptic number.
1675040 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 1675040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2160270).
1675040 is an abundant number, since it is smaller than the sum of its proper divisors (2645500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1675040 is a wasteful number, since it uses less digits than its factorization.
1675040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82 (or 55 counting only the distinct ones).
The product of its (nonzero) digits is 840, while the sum is 23.
The square root of 1675040 is about 1294.2333638104. The cubic root of 1675040 is about 118.7613322519.
The spelling of 1675040 in words is "one million, six hundred seventy-five thousand, forty".
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