1825228 has 12 divisors (see below), whose sum is σ = 3211600. Its totient is φ = 907632.

The previous prime is 1825217. The next prime is 1825261. The reversal of 1825228 is 8225281.

It is a junction number, because it is equal to n+sod(n) for n = 1825196 and 1825205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 351 + ... + 1942.

2^1825228 is an apocalyptic number.

It is an amenable number.

1825228 is a deficient number, since it is larger than the sum of its proper divisors (1386372).

1825228 is a wasteful number, since it uses less digits than its factorization.

1825228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2496 (or 2494 counting only the distinct ones).

The product of its digits is 2560, while the sum is 28.

The square root of 1825228 is about 1351.0099925611. The cubic root of 1825228 is about 122.2097082994.

The spelling of 1825228 in words is "one million, eight hundred twenty-five thousand, two hundred twenty-eight".