4034331421 has 8 divisors (see below), whose sum is σ = 4276201464. Its totient is φ = 3792967680.

The previous prime is 4034331397. The next prime is 4034331437. The reversal of 4034331421 is 1241334304.

4034331421 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2276625796 + 1757705625 = 47714^2 + 41925^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4034331421 - 2⁷ = 4034331293 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 (4034301421) 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, 110100 + ... + 142093.

It is an arithmetic number, because the mean of its divisors is an integer number (534525183).

Almost surely, 2^4034331421 is an apocalyptic number.

It is an amenable number.

4034331421 is a deficient number, since it is larger than the sum of its proper divisors (241870043).

4034331421 is a wasteful number, since it uses less digits than its factorization.

4034331421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253151.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 4034331421 is about 63516.3870272861. The cubic root of 4034331421 is about 1591.9295984383.

Adding to 4034331421 its reverse (1241334304), we get a palindrome (5275665725).

The spelling of 4034331421 in words is "four billion, thirty-four million, three hundred thirty-one thousand, four hundred twenty-one".