4727420557 has 2 divisors, whose sum is σ = 4727420558. Its totient is φ = 4727420556.

The previous prime is 4727420549. The next prime is 4727420597. The reversal of 4727420557 is 7550247274.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2626665001 + 2100755556 = 51251^2 + 45834^2 .

It is a cyclic number.

It is not a de Polignac number, because 4727420557 - 2³ = 4727420549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4727420597) 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 as a sum of consecutive naturals, namely, 2363710278 + 2363710279.

It is an arithmetic number, because the mean of its divisors is an integer number (2363710279).

Almost surely, 2^4727420557 is an apocalyptic number.

It is an amenable number.

4727420557 is a deficient number, since it is larger than the sum of its proper divisors (1).

4727420557 is an equidigital number, since it uses as much as digits as its factorization.

4727420557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 548800, while the sum is 43.

The square root of 4727420557 is about 68756.2401313510. The cubic root of 4727420557 is about 1678.3199092154.

The spelling of 4727420557 in words is "four billion, seven hundred twenty-seven million, four hundred twenty thousand, five hundred fifty-seven".