4572724081 has 2 divisors, whose sum is σ = 4572724082. Its totient is φ = 4572724080.

The previous prime is 4572724043. The next prime is 4572724111. The reversal of 4572724081 is 1804272754.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3564090000 + 1008634081 = 59700^2 + 31759^2 .

It is a cyclic number.

It is not a de Polignac number, because 4572724081 - 2⁹ = 4572723569 is a prime.

It is a super-2 number, since 2×4572724081² = 41819611041914589122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4572724021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2286362040 + 2286362041.

It is an arithmetic number, because the mean of its divisors is an integer number (2286362041).

Almost surely, 2^4572724081 is an apocalyptic number.

It is an amenable number.

4572724081 is a deficient number, since it is larger than the sum of its proper divisors (1).

4572724081 is an equidigital number, since it uses as much as digits as its factorization.

4572724081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 125440, while the sum is 40.

The square root of 4572724081 is about 67621.9201221024. The cubic root of 4572724081 is about 1659.8098297898.

The spelling of 4572724081 in words is "four billion, five hundred seventy-two million, seven hundred twenty-four thousand, eighty-one".