1682818 has 8 divisors (see below), whose sum is σ = 2634048. Its totient is φ = 804804.

The previous prime is 1682809. The next prime is 1682827. The reversal of 1682818 is 8182861.

It is an interprime number because it is at equal distance from previous prime (1682809) and next prime (1682827).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1682818² = 5663752842248, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18246 + ... + 18337.

It is an arithmetic number, because the mean of its divisors is an integer number (329256).

2^1682818 is an apocalyptic number.

1682818 is a deficient number, since it is larger than the sum of its proper divisors (951230).

1682818 is a wasteful number, since it uses less digits than its factorization.

1682818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36608.

The product of its digits is 6144, while the sum is 34.

The square root of 1682818 is about 1297.2347513076. The cubic root of 1682818 is about 118.9448700688.

It can be divided in two parts, 1682 and 818, that added together give a square (2500 = 50²).

The spelling of 1682818 in words is "one million, six hundred eighty-two thousand, eight hundred eighteen".