4003345420 has 48 divisors (see below), whose sum is σ = 8470163520. Its totient is φ = 1589359616.

The previous prime is 4003345403. The next prime is 4003345421. The reversal of 4003345420 is 245433004.

4003345420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (4003345421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1671744 + ... + 1674136.

It is an arithmetic number, because the mean of its divisors is an integer number (176461740).

Almost surely, 2^4003345420 is an apocalyptic number.

It is an amenable number.

4003345420 is an abundant number, since it is smaller than the sum of its proper divisors (4466818100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4003345420 is a wasteful number, since it uses less digits than its factorization.

4003345420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2994 (or 2992 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 4003345420 is about 63271.9955430521. The cubic root of 4003345420 is about 1587.8434722532.

Adding to 4003345420 its reverse (245433004), we get a palindrome (4248778424).

The spelling of 4003345420 in words is "four billion, three million, three hundred forty-five thousand, four hundred twenty".