1835425 has 6 divisors (see below), whose sum is σ = 2275958. Its totient is φ = 1468320.

The previous prime is 1835413. The next prime is 1835453. The reversal of 1835425 is 5245381.

It can be written as a sum of positive squares in 3 ways, for example, as 300304 + 1535121 = 548^2 + 1239^2 .

It is not a de Polignac number, because 1835425 - 2⁷ = 1835297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1835393 and 1835402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36684 + ... + 36733.

2^1835425 is an apocalyptic number.

It is an amenable number.

1835425 is a deficient number, since it is larger than the sum of its proper divisors (440533).

1835425 is an equidigital number, since it uses as much as digits as its factorization.

1835425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73427 (or 73422 counting only the distinct ones).

The product of its digits is 4800, while the sum is 28.

The square root of 1835425 is about 1354.7785796949. The cubic root of 1835425 is about 122.4368687616.

The spelling of 1835425 in words is "one million, eight hundred thirty-five thousand, four hundred twenty-five".