18341116 has 12 divisors (see below), whose sum is σ = 32576488. Its totient is φ = 9033552.

The previous prime is 18341077. The next prime is 18341117. The reversal of 18341116 is 61114381.

It is a happy number.

It is a super-2 number, since 2×18341116² = 672793072250912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18341117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33951 + ... + 34486.

Almost surely, 2^18341116 is an apocalyptic number.

It is an amenable number.

18341116 is a deficient number, since it is larger than the sum of its proper divisors (14235372).

18341116 is a wasteful number, since it uses less digits than its factorization.

18341116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68508 (or 68506 counting only the distinct ones).

The product of its digits is 576, while the sum is 25.

The square root of 18341116 is about 4282.6529161257. The cubic root of 18341116 is about 263.7193029719.

Adding to 18341116 its reverse (61114381), we get a palindrome (79455497).

The spelling of 18341116 in words is "eighteen million, three hundred forty-one thousand, one hundred sixteen".