1846225 has 6 divisors (see below), whose sum is σ = 2289350. Its totient is φ = 1476960.

The previous prime is 1846223. The next prime is 1846231. The reversal of 1846225 is 5226481.

It can be written as a sum of positive squares in 3 ways, for example, as 389376 + 1456849 = 624^2 + 1207^2 .

It is not a de Polignac number, because 1846225 - 2¹ = 1846223 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1846193 and 1846202.

It is not an unprimeable number, because it can be changed into a prime (1846223) 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 5 ways as a sum of consecutive naturals, for example, 36900 + ... + 36949.

2^1846225 is an apocalyptic number.

It is an amenable number.

1846225 is a deficient number, since it is larger than the sum of its proper divisors (443125).

1846225 is an equidigital number, since it uses as much as digits as its factorization.

1846225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73859 (or 73854 counting only the distinct ones).

The product of its digits is 3840, while the sum is 28.

The square root of 1846225 is about 1358.7586246276. The cubic root of 1846225 is about 122.6765467717.

The spelling of 1846225 in words is "one million, eight hundred forty-six thousand, two hundred twenty-five".