18362106 has 64 divisors (see below), whose sum is σ = 48168960. Its totient is φ = 5073840.

The previous prime is 18362093. The next prime is 18362107. The reversal of 18362106 is 60126381.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 18362106.

It is not an unprimeable number, because it can be changed into a prime (18362107) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 10935 + ... + 12501.

It is an arithmetic number, because the mean of its divisors is an integer number (752640).

Almost surely, 2^18362106 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 18362106, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24084480).

18362106 is an abundant number, since it is smaller than the sum of its proper divisors (29806854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18362106 is a wasteful number, since it uses less digits than its factorization.

18362106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1616 (or 1610 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 18362106 is about 4285.1027992336. The cubic root of 18362106 is about 263.8198667884.

Adding to 18362106 its reverse (60126381), we get a palindrome (78488487).

The spelling of 18362106 in words is "eighteen million, three hundred sixty-two thousand, one hundred six".