4017969 has 6 divisors (see below), whose sum is σ = 5803746. Its totient is φ = 2678640.

The previous prime is 4017931. The next prime is 4017977. The reversal of 4017969 is 9697104.

It can be written as a sum of positive squares in only one way, i.e., 3186225 + 831744 = 1785^2 + 912^2 .

It is not a de Polignac number, because 4017969 - 2¹³ = 4009777 is a prime.

It is a super-2 number, since 2×4017969² = 32288149769922, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4017919) 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 5 ways as a sum of consecutive naturals, for example, 223212 + ... + 223229.

It is an arithmetic number, because the mean of its divisors is an integer number (967291).

Almost surely, 2^4017969 is an apocalyptic number.

It is an amenable number.

4017969 is a deficient number, since it is larger than the sum of its proper divisors (1785777).

4017969 is a wasteful number, since it uses less digits than its factorization.

4017969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446447 (or 446444 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 4017969 is about 2004.4872162226. The cubic root of 4017969 is about 158.9774502256.

The spelling of 4017969 in words is "four million, seventeen thousand, nine hundred sixty-nine".