4012318 has 4 divisors (see below), whose sum is σ = 6018480. Its totient is φ = 2006158.

The previous prime is 4012297. The next prime is 4012321. The reversal of 4012318 is 8132104.

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

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 4012295 and 4012304.

It is a congruent number.

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, 1003078 + ... + 1003081.

It is an arithmetic number, because the mean of its divisors is an integer number (1504620).

Almost surely, 2^4012318 is an apocalyptic number.

4012318 is a deficient number, since it is larger than the sum of its proper divisors (2006162).

4012318 is a wasteful number, since it uses less digits than its factorization.

4012318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2006161.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 4012318 is about 2003.0771328134. The cubic root of 4012318 is about 158.9028849356.

The spelling of 4012318 in words is "four million, twelve thousand, three hundred eighteen".