4643621452 has 12 divisors (see below), whose sum is σ = 8188371576. Its totient is φ = 2304086720.

The previous prime is 4643621431. The next prime is 4643621497. The reversal of 4643621452 is 2541263464.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4430413 + ... + 4431460.

It is an arithmetic number, because the mean of its divisors is an integer number (682364298).

Almost surely, 2^4643621452 is an apocalyptic number.

It is an amenable number.

4643621452 is a deficient number, since it is larger than the sum of its proper divisors (3544750124).

4643621452 is a wasteful number, since it uses less digits than its factorization.

4643621452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8862008 (or 8862006 counting only the distinct ones).

The product of its digits is 138240, while the sum is 37.

The square root of 4643621452 is about 68144.1226519206. The cubic root of 4643621452 is about 1668.3439967232.

The spelling of 4643621452 in words is "four billion, six hundred forty-three million, six hundred twenty-one thousand, four hundred fifty-two".