4602044021 has 4 divisors (see below), whose sum is σ = 4604249100. Its totient is φ = 4599838944.

The previous prime is 4602044011. The next prime is 4602044047. The reversal of 4602044021 is 1204402064.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3933045796 + 668998225 = 62714^2 + 25865^2 .

It is a cyclic number.

It is not a de Polignac number, because 4602044021 - 2²² = 4597849717 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 (4602044011) 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 3 ways as a sum of consecutive naturals, for example, 1099406 + ... + 1103583.

It is an arithmetic number, because the mean of its divisors is an integer number (1151062275).

Almost surely, 2^4602044021 is an apocalyptic number.

It is an amenable number.

4602044021 is a deficient number, since it is larger than the sum of its proper divisors (2205079).

4602044021 is a wasteful number, since it uses less digits than its factorization.

4602044021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2205078.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 4602044021 is about 67838.3668804018. The cubic root of 4602044021 is about 1663.3497970355.

Adding to 4602044021 its reverse (1204402064), we get a palindrome (5806446085).

The spelling of 4602044021 in words is "four billion, six hundred two million, forty-four thousand, twenty-one".