825703 has 4 divisors (see below), whose sum is σ = 837088. Its totient is φ = 814320.

The previous prime is 825701. The next prime is 825709. The reversal of 825703 is 307528.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 825703 - 2¹ = 825701 is a prime.

It is a Duffinian number.

825703 is a lucky number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (825701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5583 + ... + 5728.

It is an arithmetic number, because the mean of its divisors is an integer number (209272).

2⁸²⁵⁷⁰³ is an apocalyptic number.

825703 is a deficient number, since it is larger than the sum of its proper divisors (11385).

825703 is a wasteful number, since it uses less digits than its factorization.

825703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11384.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 825703 is about 908.6820125875. The cubic root of 825703 is about 93.8155050345.

It can be divided in two parts, 825 and 703, that multiplied together give a palindrome (579975).

The spelling of 825703 in words is "eight hundred twenty-five thousand, seven hundred three".