4034348021 has 32 divisors (see below), whose sum is σ = 4785264000. Its totient is φ = 3364865280.

The previous prime is 4034348011. The next prime is 4034348023. The reversal of 4034348021 is 1208434304.

It is a cyclic number.

It is not a de Polignac number, because 4034348021 - 2¹⁰ = 4034346997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4034348023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 503555 + ... + 511503.

It is an arithmetic number, because the mean of its divisors is an integer number (149539500).

Almost surely, 2^4034348021 is an apocalyptic number.

It is an amenable number.

4034348021 is a deficient number, since it is larger than the sum of its proper divisors (750915979).

4034348021 is a wasteful number, since it uses less digits than its factorization.

4034348021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8069.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 4034348021 is about 63516.5177020907. The cubic root of 4034348021 is about 1591.9317818645.

The spelling of 4034348021 in words is "four billion, thirty-four million, three hundred forty-eight thousand, twenty-one".