18590106 has 16 divisors (see below), whose sum is σ = 37404864. Its totient is φ = 6159264.

The previous prime is 18590101. The next prime is 18590119. The reversal of 18590106 is 60109581.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (18590101) 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 7 ways as a sum of consecutive naturals, for example, 8275 + ... + 10278.

It is an arithmetic number, because the mean of its divisors is an integer number (2337804).

Almost surely, 2^18590106 is an apocalyptic number.

18590106 is an abundant number, since it is smaller than the sum of its proper divisors (18814758).

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

18590106 is a wasteful number, since it uses less digits than its factorization.

18590106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18725.

The product of its (nonzero) digits is 2160, while the sum is 30.

The square root of 18590106 is about 4311.6245198301. The cubic root of 18590106 is about 264.9073177726.

Adding to 18590106 its reverse (60109581), we get a palindrome (78699687).

The spelling of 18590106 in words is "eighteen million, five hundred ninety thousand, one hundred six".