18816314 has 16 divisors (see below), whose sum is σ = 32602176. Its totient is φ = 8049600.

The previous prime is 18816311. The next prime is 18816341. The reversal of 18816314 is 41361881.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (18816311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24782 + ... + 25529.

It is an arithmetic number, because the mean of its divisors is an integer number (2037636).

Almost surely, 2^18816314 is an apocalyptic number.

18816314 is a deficient number, since it is larger than the sum of its proper divisors (13785862).

18816314 is a wasteful number, since it uses less digits than its factorization.

18816314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50341.

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

The square root of 18816314 is about 4337.7775415528. Note that the first 3 decimals coincide. The cubic root of 18816314 is about 265.9774699670.

The spelling of 18816314 in words is "eighteen million, eight hundred sixteen thousand, three hundred fourteen".