4011218 has 8 divisors (see below), whose sum is σ = 6370812. Its totient is φ = 1887616.

The previous prime is 4011209. The next prime is 4011221. The reversal of 4011218 is 8121104.

It can be written as a sum of positive squares in 2 ways, for example, as 3869089 + 142129 = 1967^2 + 377^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4011196 and 4011205.

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, 58955 + ... + 59022.

Almost surely, 2^4011218 is an apocalyptic number.

4011218 is a deficient number, since it is larger than the sum of its proper divisors (2359594).

4011218 is a wasteful number, since it uses less digits than its factorization.

4011218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117996.

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 4011218 is about 2002.8025364474. The cubic root of 4011218 is about 158.8883622291. Note that the first 3 decimals are identical.

The spelling of 4011218 in words is "four million, eleven thousand, two hundred eighteen".