4032003 has 8 divisors (see below), whose sum is σ = 5400400. Its totient is φ = 2675808.

The previous prime is 4031987. The next prime is 4032029. The reversal of 4032003 is 3002304.

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

It is not a de Polignac number, because 4032003 - 2⁴ = 4031987 is a prime.

It is a Duffinian number.

4032003 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4032003.

It is not an unprimeable number, because it can be changed into a prime (4032403) 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, 2248 + ... + 3621.

It is an arithmetic number, because the mean of its divisors is an integer number (675050).

Almost surely, 2^4032003 is an apocalyptic number.

4032003 is a deficient number, since it is larger than the sum of its proper divisors (1368397).

4032003 is a wasteful number, since it uses less digits than its factorization.

4032003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6101.

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 4032003 is about 2007.9848106995. The cubic root of 4032003 is about 159.1623277906.

Adding to 4032003 its reverse (3002304), we get a palindrome (7034307).

The spelling of 4032003 in words is "four million, thirty-two thousand, three".