1682604 has 72 divisors (see below), whose sum is σ = 5311488. Its totient is φ = 436320.

The previous prime is 1682581. The next prime is 1682627. The reversal of 1682604 is 4062861.

It is an interprime number because it is at equal distance from previous prime (1682581) and next prime (1682627).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent 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 23 ways as a sum of consecutive naturals, for example, 2469 + ... + 3075.

2^1682604 is an apocalyptic number.

1682604 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1682604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2655744).

1682604 is an abundant number, since it is smaller than the sum of its proper divisors (3628884).

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

1682604 is a wasteful number, since it uses less digits than its factorization.

1682604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635 (or 630 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 1682604 is about 1297.1522655417. The cubic root of 1682604 is about 118.9398278755.

It can be divided in two parts, 168 and 2604, that added together give a palindrome (2772).

The spelling of 1682604 in words is "one million, six hundred eighty-two thousand, six hundred four".