4634406021 has 16 divisors (see below), whose sum is σ = 7068483584. Its totient is φ = 2645782704.

The previous prime is 4634405981. The next prime is 4634406043. The reversal of 4634406021 is 1206044364.

It is not a de Polignac number, because 4634406021 - 2¹⁴ = 4634389637 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4634406021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4634406061) 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, 78685 + ... + 124338.

It is an arithmetic number, because the mean of its divisors is an integer number (441780224).

Almost surely, 2^4634406021 is an apocalyptic number.

It is an amenable number.

4634406021 is a deficient number, since it is larger than the sum of its proper divisors (2434077563).

4634406021 is a wasteful number, since it uses less digits than its factorization.

4634406021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204120.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 4634406021 is about 68076.4718606950. The cubic root of 4634406021 is about 1667.2396366318.

The spelling of 4634406021 in words is "four billion, six hundred thirty-four million, four hundred six thousand, twenty-one".