4030004421 has 40 divisors (see below), whose sum is σ = 6099375744. Its totient is φ = 2651551200.

The previous prime is 4030004387. The next prime is 4030004441. The reversal of 4030004421 is 1244000304.

It is not a de Polignac number, because 4030004421 - 2¹⁴ = 4029988037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4030004394 and 4030004403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4030004441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2041591 + ... + 2043563.

Almost surely, 2^4030004421 is an apocalyptic number.

It is an amenable number.

4030004421 is a deficient number, since it is larger than the sum of its proper divisors (2069371323).

4030004421 is a wasteful number, since it uses less digits than its factorization.

4030004421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2303 (or 2294 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 4030004421 is about 63482.3158131459. The cubic root of 4030004421 is about 1591.3602563934.

Adding to 4030004421 its reverse (1244000304), we get a palindrome (5274004725).

The spelling of 4030004421 in words is "four billion, thirty million, four thousand, four hundred twenty-one".