18352016 has 20 divisors (see below), whose sum is σ = 36009600. Its totient is φ = 9059232.

The previous prime is 18352001. The next prime is 18352021. The reversal of 18352016 is 61025381.

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, 5996 + ... + 8523.

It is an arithmetic number, because the mean of its divisors is an integer number (1800480).

Almost surely, 2^18352016 is an apocalyptic number.

18352016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

18352016 is a deficient number, since it is larger than the sum of its proper divisors (17657584).

18352016 is a wasteful number, since it uses less digits than its factorization.

18352016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14606 (or 14600 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 18352016 is about 4283.9253028035. The cubic root of 18352016 is about 263.7715348199.

Adding to 18352016 its reverse (61025381), we get a palindrome (79377397).

The spelling of 18352016 in words is "eighteen million, three hundred fifty-two thousand, sixteen".