4002133 has 4 divisors (see below), whose sum is σ = 4099788. Its totient is φ = 3904480.

The previous prime is 4002127. The next prime is 4002137. The reversal of 4002133 is 3312004.

4002133 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 can be written as a sum of positive squares in 2 ways, for example, as 1697809 + 2304324 = 1303^2 + 1518^2 .

It is a cyclic number.

It is not a de Polignac number, because 4002133 - 2⁵ = 4002101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4002137) 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, 48766 + ... + 48847.

It is an arithmetic number, because the mean of its divisors is an integer number (1024947).

Almost surely, 2^4002133 is an apocalyptic number.

It is an amenable number.

4002133 is a deficient number, since it is larger than the sum of its proper divisors (97655).

4002133 is an equidigital number, since it uses as much as digits as its factorization.

4002133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97654.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 4002133 is about 2000.5331789301. The cubic root of 4002133 is about 158.7683162366.

Adding to 4002133 its reverse (3312004), we get a palindrome (7314137).

The spelling of 4002133 in words is "four million, two thousand, one hundred thirty-three".