1328365 has 8 divisors (see below), whose sum is σ = 1663488. Its totient is φ = 1016400.
The previous prime is 1328357. The next prime is 1328387. The reversal of 1328365 is 5638231.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1328365 - 23 = 1328357 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5661 + ... + 5890.
It is an arithmetic number, because the mean of its divisors is an integer number (207936).
21328365 is an apocalyptic number.
It is an amenable number.
1328365 is a deficient number, since it is larger than the sum of its proper divisors (335123).
1328365 is a wasteful number, since it uses less digits than its factorization.
1328365 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11579.
The product of its digits is 4320, while the sum is 28.
The square root of 1328365 is about 1152.5471790777. The cubic root of 1328365 is about 109.9273625134.
The spelling of 1328365 in words is "one million, three hundred twenty-eight thousand, three hundred sixty-five".
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