620848727 has 2 divisors, whose sum is σ = 620848728. Its totient is φ = 620848726.

The previous prime is 620848703. The next prime is 620848741. The reversal of 620848727 is 727848026.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-620848727 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (620848777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310424363 + 310424364.

It is an arithmetic number, because the mean of its divisors is an integer number (310424364).

Almost surely, 2^620848727 is an apocalyptic number.

620848727 is a deficient number, since it is larger than the sum of its proper divisors (1).

620848727 is an equidigital number, since it uses as much as digits as its factorization.

620848727 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 301056, while the sum is 44.

The square root of 620848727 is about 24916.8362156996. The cubic root of 620848727 is about 853.0908129207.

The spelling of 620848727 in words is "six hundred twenty million, eight hundred forty-eight thousand, seven hundred twenty-seven".