16682138 has 8 divisors (see below), whose sum is σ = 27298080. Its totient is φ = 7582780.

The previous prime is 16682137. The next prime is 16682143. The reversal of 16682138 is 83128661.

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

It is a junction number, because it is equal to n+sod(n) for n = 16682098 and 16682107.

It is not an unprimeable number, because it can be changed into a prime (16682137) 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, 379118 + ... + 379161.

It is an arithmetic number, because the mean of its divisors is an integer number (3412260).

Almost surely, 2^16682138 is an apocalyptic number.

16682138 is a deficient number, since it is larger than the sum of its proper divisors (10615942).

16682138 is a wasteful number, since it uses less digits than its factorization.

16682138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758292.

The product of its digits is 13824, while the sum is 35.

The square root of 16682138 is about 4084.3773087216. The cubic root of 16682138 is about 255.5154918782.

The spelling of 16682138 in words is "sixteen million, six hundred eighty-two thousand, one hundred thirty-eight".