4820722438 has 16 divisors (see below), whose sum is σ = 8265275424. Its totient is φ = 2065728960.

The previous prime is 4820722391. The next prime is 4820722441. The reversal of 4820722438 is 8342270284.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4820722438.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98106 + ... + 138802.

It is an arithmetic number, because the mean of its divisors is an integer number (516579714).

Almost surely, 2^4820722438 is an apocalyptic number.

4820722438 is a deficient number, since it is larger than the sum of its proper divisors (3444552986).

4820722438 is a wasteful number, since it uses less digits than its factorization.

4820722438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49167.

The product of its (nonzero) digits is 172032, while the sum is 40.

The square root of 4820722438 is about 69431.4225549211. The cubic root of 4820722438 is about 1689.2893430249.

The spelling of 4820722438 in words is "four billion, eight hundred twenty million, seven hundred twenty-two thousand, four hundred thirty-eight".