4006268169 has 4 divisors (see below), whose sum is σ = 5341690896. Its totient is φ = 2670845444.

The previous prime is 4006268143. The next prime is 4006268171. The reversal of 4006268169 is 9618626004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4006268169 - 2⁸ = 4006267913 is a prime.

It is a super-2 number, since 2×4006268169² = 32100369283885225122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4006268169.

It is not an unprimeable number, because it can be changed into a prime (4006268969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 667711359 + ... + 667711364.

It is an arithmetic number, because the mean of its divisors is an integer number (1335422724).

Almost surely, 2^4006268169 is an apocalyptic number.

It is an amenable number.

4006268169 is a deficient number, since it is larger than the sum of its proper divisors (1335422727).

4006268169 is a wasteful number, since it uses less digits than its factorization.

4006268169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335422726.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 4006268169 is about 63295.0880321688. The cubic root of 4006268169 is about 1588.2297940662.

The spelling of 4006268169 in words is "four billion, six million, two hundred sixty-eight thousand, one hundred sixty-nine".