283825 has 6 divisors (see below), whose sum is σ = 351974. Its totient is φ = 227040.
The previous prime is 283817. The next prime is 283831. The reversal of 283825 is 528382.
It can be written as a sum of positive squares in 3 ways, for example, as 5041 + 278784 = 71^2 + 528^2 .
It is not a de Polignac number, because 283825 - 23 = 283817 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 283793 and 283802.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5652 + ... + 5701.
2283825 is an apocalyptic number.
283825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
283825 is a deficient number, since it is larger than the sum of its proper divisors (68149).
283825 is a wasteful number, since it uses less digits than its factorization.
283825 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11363 (or 11358 counting only the distinct ones).
The product of its digits is 3840, while the sum is 28.
The square root of 283825 is about 532.7522876535. The cubic root of 283825 is about 65.7178805757.
The spelling of 283825 in words is "two hundred eighty-three thousand, eight hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •