16682090 has 16 divisors (see below), whose sum is σ = 30146688. Its totient is φ = 6646416.

The previous prime is 16682063. The next prime is 16682093. The reversal of 16682090 is 9028661.

It is not an unprimeable number, because it can be changed into a prime (16682093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 542 + ... + 5801.

It is an arithmetic number, because the mean of its divisors is an integer number (1884168).

Almost surely, 2^16682090 is an apocalyptic number.

16682090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16682090 is a deficient number, since it is larger than the sum of its proper divisors (13464598).

16682090 is a wasteful number, since it uses less digits than its factorization.

16682090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6613.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 16682090 is about 4084.3714326687. The cubic root of 16682090 is about 255.5152468105.

It can be divided in two parts, 1668 and 2090, that multiplied together give a triangular number (3486120 = T₂₆₄₀).

The spelling of 16682090 in words is "sixteen million, six hundred eighty-two thousand, ninety".