18341414 has 32 divisors (see below), whose sum is σ = 34110720. Its totient is φ = 7202592.

The previous prime is 18341399. The next prime is 18341417. The reversal of 18341414 is 41414381.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18341417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32297 + ... + 32859.

It is an arithmetic number, because the mean of its divisors is an integer number (1065960).

Almost surely, 2^18341414 is an apocalyptic number.

18341414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

18341414 is a deficient number, since it is larger than the sum of its proper divisors (15769306).

18341414 is a wasteful number, since it uses less digits than its factorization.

18341414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764.

The product of its digits is 1536, while the sum is 26.

The square root of 18341414 is about 4282.6877075033. The cubic root of 18341414 is about 263.7207312370.

Adding to 18341414 its reverse (41414381), we get a palindrome (59755795).

The spelling of 18341414 in words is "eighteen million, three hundred forty-one thousand, four hundred fourteen".