1683379 has 4 divisors (see below), whose sum is σ = 1690960. Its totient is φ = 1675800.

The previous prime is 1683373. The next prime is 1683397. The reversal of 1683379 is 9733861.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9733861 = 709 ⋅13729.

It is a cyclic number.

It is not a de Polignac number, because 1683379 - 2⁷ = 1683251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1683373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3447 + ... + 3904.

It is an arithmetic number, because the mean of its divisors is an integer number (422740).

2^1683379 is an apocalyptic number.

1683379 is a deficient number, since it is larger than the sum of its proper divisors (7581).

1683379 is an equidigital number, since it uses as much as digits as its factorization.

1683379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7580.

The product of its digits is 27216, while the sum is 37.

The square root of 1683379 is about 1297.4509624645. The cubic root of 1683379 is about 118.9580861264.

The spelling of 1683379 in words is "one million, six hundred eighty-three thousand, three hundred seventy-nine".