4006045 has 8 divisors (see below), whose sum is σ = 4909824. Its totient is φ = 3136464.

The previous prime is 4006039. The next prime is 4006063. The reversal of 4006045 is 5406004.

4006045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 4006045 - 2⁷ = 4005917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8289 + ... + 8758.

It is an arithmetic number, because the mean of its divisors is an integer number (613728).

Almost surely, 2^4006045 is an apocalyptic number.

It is an amenable number.

4006045 is a deficient number, since it is larger than the sum of its proper divisors (903779).

4006045 is a wasteful number, since it uses less digits than its factorization.

4006045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17099.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 4006045 is about 2001.5106794619. The cubic root of 4006045 is about 158.8200302761.

The spelling of 4006045 in words is "four million, six thousand, forty-five".