772211093 has 2 divisors, whose sum is σ = 772211094. Its totient is φ = 772211092.

The previous prime is 772211087. The next prime is 772211149. The reversal of 772211093 is 390112277.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 744089284 + 28121809 = 27278^2 + 5303^2 .

It is a cyclic number.

It is not a de Polignac number, because 772211093 - 2⁶ = 772211029 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 (772211003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 386105546 + 386105547.

It is an arithmetic number, because the mean of its divisors is an integer number (386105547).

Almost surely, 2^772211093 is an apocalyptic number.

It is an amenable number.

772211093 is a deficient number, since it is larger than the sum of its proper divisors (1).

772211093 is an equidigital number, since it uses as much as digits as its factorization.

772211093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 772211093 is about 27788.6864209160. The cubic root of 772211093 is about 917.4421281745.

The spelling of 772211093 in words is "seven hundred seventy-two million, two hundred eleven thousand, ninety-three".