87325 has 12 divisors (see below), whose sum is σ = 124000. Its totient is φ = 59760.
The previous prime is 87323. The next prime is 87337. The reversal of 87325 is 52378.
It is not a de Polignac number, because 87325 - 21 = 87323 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a self number, because there is not a number n which added to its sum of digits gives 87325.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87323) 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, 75 + ... + 424.
287325 is an apocalyptic number.
It is an amenable number.
87325 is a deficient number, since it is larger than the sum of its proper divisors (36675).
87325 is a wasteful number, since it uses less digits than its factorization.
87325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 516 (or 511 counting only the distinct ones).
The product of its digits is 1680, while the sum is 25.
The square root of 87325 is about 295.5080371157. The cubic root of 87325 is about 44.3655835339.
It can be divided in two parts, 8732 and 5, that multiplied together give a triangular number (43660 = T295).
The spelling of 87325 in words is "eighty-seven thousand, three hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •