1674425 has 6 divisors (see below), whose sum is σ = 2076318. Its totient is φ = 1339520.

The previous prime is 1674391. The next prime is 1674433. The reversal of 1674425 is 5244761.

It can be written as a sum of positive squares in 3 ways, for example, as 7744 + 1666681 = 88^2 + 1291^2 .

It is not a de Polignac number, because 1674425 - 2¹⁰ = 1673401 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 33464 + ... + 33513.

It is an arithmetic number, because the mean of its divisors is an integer number (346053).

2^1674425 is an apocalyptic number.

It is an amenable number.

1674425 is a deficient number, since it is larger than the sum of its proper divisors (401893).

1674425 is an equidigital number, since it uses as much as digits as its factorization.

1674425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66987 (or 66982 counting only the distinct ones).

The product of its digits is 6720, while the sum is 29.

The square root of 1674425 is about 1293.9957496066. The cubic root of 1674425 is about 118.7467958508.

The spelling of 1674425 in words is "one million, six hundred seventy-four thousand, four hundred twenty-five".