16618082 has 8 divisors (see below), whose sum is σ = 26844636. Its totient is φ = 7669872.

The previous prime is 16618051. The next prime is 16618093. The reversal of 16618082 is 28081661.

It can be written as a sum of positive squares in 2 ways, for example, as 13697401 + 2920681 = 3701^2 + 1709^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319553 + ... + 319604.

Almost surely, 2^16618082 is an apocalyptic number.

16618082 is a deficient number, since it is larger than the sum of its proper divisors (10226554).

16618082 is a wasteful number, since it uses less digits than its factorization.

16618082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639172.

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 16618082 is about 4076.5281797137. The cubic root of 16618082 is about 255.1880299709.

The spelling of 16618082 in words is "sixteen million, six hundred eighteen thousand, eighty-two".