4040803 has 4 divisors (see below), whose sum is σ = 4351648. Its totient is φ = 3729960.

The previous prime is 4040797. The next prime is 4040833. The reversal of 4040803 is 3080404.

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

It is not a de Polignac number, because 4040803 - 2⁹ = 4040291 is a prime.

It is a Duffinian number.

4040803 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4040833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155403 + ... + 155428.

It is an arithmetic number, because the mean of its divisors is an integer number (1087912).

Almost surely, 2^4040803 is an apocalyptic number.

4040803 is a deficient number, since it is larger than the sum of its proper divisors (310845).

4040803 is a wasteful number, since it uses less digits than its factorization.

4040803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310844.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 4040803 is about 2010.1748680152. The cubic root of 4040803 is about 159.2780362647.

The spelling of 4040803 in words is "four million, forty thousand, eight hundred three".