4136218 has 4 divisors (see below), whose sum is σ = 6204330. Its totient is φ = 2068108.

The previous prime is 4136191. The next prime is 4136221. The reversal of 4136218 is 8126314.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3523129 + 613089 = 1877^2 + 783^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4136192 and 4136201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1034053 + ... + 1034056.

Almost surely, 2^4136218 is an apocalyptic number.

4136218 is a deficient number, since it is larger than the sum of its proper divisors (2068112).

4136218 is a wasteful number, since it uses less digits than its factorization.

4136218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2068111.

The product of its digits is 1152, while the sum is 25.

The square root of 4136218 is about 2033.7694067912. The cubic root of 4136218 is about 160.5219672122.

The spelling of 4136218 in words is "four million, one hundred thirty-six thousand, two hundred eighteen".