2720745593 has 2 divisors, whose sum is σ = 2720745594. Its totient is φ = 2720745592.

The previous prime is 2720745571. The next prime is 2720745617. The reversal of 2720745593 is 3955470272.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1942781929 + 777963664 = 44077^2 + 27892^2 .

It is a cyclic number.

It is not a de Polignac number, because 2720745593 - 2¹² = 2720741497 is a prime.

It is not a weakly prime, because it can be changed into another prime (2720747593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1360372796 + 1360372797.

It is an arithmetic number, because the mean of its divisors is an integer number (1360372797).

Almost surely, 2^2720745593 is an apocalyptic number.

It is an amenable number.

2720745593 is a deficient number, since it is larger than the sum of its proper divisors (1).

2720745593 is an equidigital number, since it uses as much as digits as its factorization.

2720745593 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 529200, while the sum is 44.

The square root of 2720745593 is about 52160.7667984281. The cubic root of 2720745593 is about 1396.0339440588.

The spelling of 2720745593 in words is "two billion, seven hundred twenty million, seven hundred forty-five thousand, five hundred ninety-three".