201418 has 8 divisors (see below), whose sum is σ = 345312. Its totient is φ = 86316.

The previous prime is 201413. The next prime is 201437. The reversal of 201418 is 814102.

It is a happy number.

201418 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (201413) by changing a digit.

201418 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7180 + ... + 7207.

It is an arithmetic number, because the mean of its divisors is an integer number (43164).

2²⁰¹⁴¹⁸ is an apocalyptic number.

201418 is a deficient number, since it is larger than the sum of its proper divisors (143894).

201418 is a wasteful number, since it uses less digits than its factorization.

201418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14396.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 201418 is about 448.7961675416. The cubic root of 201418 is about 58.6182379836.

The spelling of 201418 in words is "two hundred one thousand, four hundred eighteen".