4018959 has 12 divisors (see below), whose sum is σ = 6634576. Its totient is φ = 2296512.

The previous prime is 4018921. The next prime is 4018979. The reversal of 4018959 is 9598104.

It is not a de Polignac number, because 4018959 - 2¹² = 4014863 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4018979) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 31834 + ... + 31959.

Almost surely, 2^4018959 is an apocalyptic number.

4018959 is a deficient number, since it is larger than the sum of its proper divisors (2615617).

4018959 is a wasteful number, since it uses less digits than its factorization.

4018959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63806 (or 63803 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 4018959 is about 2004.7341469631. The cubic root of 4018959 is about 158.9905061378.

The spelling of 4018959 in words is "four million, eighteen thousand, nine hundred fifty-nine".