18162082 has 8 divisors (see below), whose sum is σ = 27876816. Its totient is φ = 8869812.

The previous prime is 18162071. The next prime is 18162107. The reversal of 18162082 is 28026181.

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

It is a super-2 number, since 2×18162082² = 659722445149448, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 18162082.

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, 105508 + ... + 105679.

It is an arithmetic number, because the mean of its divisors is an integer number (3484602).

Almost surely, 2^18162082 is an apocalyptic number.

18162082 is a deficient number, since it is larger than the sum of its proper divisors (9714734).

18162082 is a wasteful number, since it uses less digits than its factorization.

18162082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211232.

The product of its (nonzero) digits is 1536, while the sum is 28.

The square root of 18162082 is about 4261.6994262852. The cubic root of 18162082 is about 262.8584104888.

The spelling of 18162082 in words is "eighteen million, one hundred sixty-two thousand, eighty-two".