1682198 has 8 divisors (see below), whose sum is σ = 2883792. Its totient is φ = 720936.

The previous prime is 1682179. The next prime is 1682207. The reversal of 1682198 is 8912861.

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

It is a super-2 number, since 2×1682198² = 5659580222408, which contains 22 as substring.

It is a Curzon number.

It is a plaindrome in base 15.

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 3 ways as a sum of consecutive naturals, for example, 60065 + ... + 60092.

It is an arithmetic number, because the mean of its divisors is an integer number (360474).

2^1682198 is an apocalyptic number.

1682198 is a deficient number, since it is larger than the sum of its proper divisors (1201594).

1682198 is a wasteful number, since it uses less digits than its factorization.

1682198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120166.

The product of its digits is 6912, while the sum is 35.

The square root of 1682198 is about 1296.9957594379. The cubic root of 1682198 is about 118.9302606700.

The spelling of 1682198 in words is "one million, six hundred eighty-two thousand, one hundred ninety-eight".