1674679 has 6 divisors (see below), whose sum is σ = 1767840. Its totient is φ = 1586196.

The previous prime is 1674667. The next prime is 1674683. The reversal of 1674679 is 9764761.

It is not a de Polignac number, because 1674679 - 2¹¹ = 1672631 is a prime.

It is a Duffinian number.

1674679 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1674649) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1959 + ... + 2680.

It is an arithmetic number, because the mean of its divisors is an integer number (294640).

2^1674679 is an apocalyptic number.

1674679 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1674679 is a deficient number, since it is larger than the sum of its proper divisors (93161).

1674679 is an equidigital number, since it uses as much as digits as its factorization.

1674679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4677 (or 4658 counting only the distinct ones).

The product of its digits is 63504, while the sum is 40.

The square root of 1674679 is about 1294.0938914932. The cubic root of 1674679 is about 118.7527999340.

The spelling of 1674679 in words is "one million, six hundred seventy-four thousand, six hundred seventy-nine".