4006099 has 4 divisors (see below), whose sum is σ = 4135360. Its totient is φ = 3876840.

The previous prime is 4006097. The next prime is 4006103. The reversal of 4006099 is 9906004.

4006099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 4006099 - 2¹ = 4006097 is a prime.

It is an Ulam number.

It is a Duffinian number.

4006099 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4006091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64584 + ... + 64645.

It is an arithmetic number, because the mean of its divisors is an integer number (1033840).

Almost surely, 2^4006099 is an apocalyptic number.

4006099 is a deficient number, since it is larger than the sum of its proper divisors (129261).

4006099 is a wasteful number, since it uses less digits than its factorization.

4006099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129260.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 4006099 is about 2001.5241692270. The cubic root of 4006099 is about 158.8207438845.

The spelling of 4006099 in words is "four million, six thousand, ninety-nine".