4006011 has 8 divisors (see below), whose sum is σ = 5409280. Its totient is φ = 2636712.

The previous prime is 4006007. The next prime is 4006019. The reversal of 4006011 is 1106004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4006011 - 2² = 4006007 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4006019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8215 + ... + 8688.

It is an arithmetic number, because the mean of its divisors is an integer number (676160).

Almost surely, 2^4006011 is an apocalyptic number.

4006011 is a deficient number, since it is larger than the sum of its proper divisors (1403269).

4006011 is a wasteful number, since it uses less digits than its factorization.

4006011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16985.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 4006011 is about 2001.5021858594. The cubic root of 4006011 is about 158.8195809637.

The spelling of 4006011 in words is "four million, six thousand, eleven".