1683474 has 32 divisors (see below), whose sum is σ = 3677184. Its totient is φ = 510720.

The previous prime is 1683469. The next prime is 1683491. The reversal of 1683474 is 4743861.

1683474 is nontrivially palindromic in base 12.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8719 + ... + 8909.

It is an arithmetic number, because the mean of its divisors is an integer number (114912).

2^1683474 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1683474, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1838592).

1683474 is an abundant number, since it is smaller than the sum of its proper divisors (1993710).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1683474 is a wasteful number, since it uses less digits than its factorization.

1683474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322.

The product of its digits is 16128, while the sum is 33.

The square root of 1683474 is about 1297.4875721948. The cubic root of 1683474 is about 118.9603238489.

The spelling of 1683474 in words is "one million, six hundred eighty-three thousand, four hundred seventy-four".