345897 has 16 divisors (see below), whose sum is σ = 535680. Its totient is φ = 220176.
The previous prime is 345889. The next prime is 345907. The reversal of 345897 is 798543.
It is not a de Polignac number, because 345897 - 23 = 345889 is a prime.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 345897.
It is not an unprimeable number, because it can be changed into a prime (345817) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 343 + ... + 899.
It is an arithmetic number, because the mean of its divisors is an integer number (33480).
2345897 is an apocalyptic number.
It is an amenable number.
345897 is a deficient number, since it is larger than the sum of its proper divisors (189783).
345897 is a wasteful number, since it uses less digits than its factorization.
345897 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 589 (or 583 counting only the distinct ones).
The product of its digits is 30240, while the sum is 36.
The square root of 345897 is about 588.1300876507. The cubic root of 345897 is about 70.1965225832.
It can be divided in two parts, 34589 and 7, that added together give a square (34596 = 1862).
The spelling of 345897 in words is "three hundred forty-five thousand, eight hundred ninety-seven".
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