1825903 has 8 divisors (see below), whose sum is σ = 1902528. Its totient is φ = 1750944.

The previous prime is 1825897. The next prime is 1825933. The reversal of 1825903 is 3095281.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1825903 - 2⁵ = 1825871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1825933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2125 + ... + 2857.

It is an arithmetic number, because the mean of its divisors is an integer number (237816).

2^1825903 is an apocalyptic number.

1825903 is a deficient number, since it is larger than the sum of its proper divisors (76625).

1825903 is an equidigital number, since it uses as much as digits as its factorization.

1825903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 1825903 is about 1351.2597825733. The cubic root of 1825903 is about 122.2247715110.

It can be divided in two parts, 18 and 25903, that added together give a square (25921 = 161²).

The spelling of 1825903 in words is "one million, eight hundred twenty-five thousand, nine hundred three".