313925 has 12 divisors (see below), whose sum is σ = 403620. Its totient is φ = 241920.
The previous prime is 313921. The next prime is 313931. The reversal of 313925 is 529313.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 37249 + 276676 = 193^2 + 526^2 .
It is not a de Polignac number, because 313925 - 22 = 313921 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 313925.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 313925.
It is not an unprimeable number, because it can be changed into a prime (313921) 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, 509 + ... + 941.
It is an arithmetic number, because the mean of its divisors is an integer number (33635).
2313925 is an apocalyptic number.
It is an amenable number.
313925 is a deficient number, since it is larger than the sum of its proper divisors (89695).
313925 is a wasteful number, since it uses less digits than its factorization.
313925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 472 (or 467 counting only the distinct ones).
The product of its digits is 810, while the sum is 23.
The square root of 313925 is about 560.2901034286. The cubic root of 313925 is about 67.9634318955.
The spelling of 313925 in words is "three hundred thirteen thousand, nine hundred twenty-five".
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