18682006 has 16 divisors (see below), whose sum is σ = 32358816. Its totient is φ = 7923456.

The previous prime is 18681989. The next prime is 18682009. The reversal of 18682006 is 60028681.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18682009) 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, 5521 + ... + 8236.

It is an arithmetic number, because the mean of its divisors is an integer number (2022426).

Almost surely, 2^18682006 is an apocalyptic number.

18682006 is a deficient number, since it is larger than the sum of its proper divisors (13676810).

18682006 is a wasteful number, since it uses less digits than its factorization.

18682006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13863.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 18682006 is about 4322.2686172888. The cubic root of 18682006 is about 265.3431226380.

The spelling of 18682006 in words is "eighteen million, six hundred eighty-two thousand, six".