772089893 has 2 divisors, whose sum is σ = 772089894. Its totient is φ = 772089892.

The previous prime is 772089887. The next prime is 772089911. The reversal of 772089893 is 398980277.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 522671044 + 249418849 = 22862^2 + 15793^2 .

It is a cyclic number.

It is not a de Polignac number, because 772089893 - 2¹⁰ = 772088869 is a prime.

It is a super-2 number, since 2×772089893² = 1192245605745502898, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (772089803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 386044946 + 386044947.

It is an arithmetic number, because the mean of its divisors is an integer number (386044947).

Almost surely, 2^772089893 is an apocalyptic number.

It is an amenable number.

772089893 is a deficient number, since it is larger than the sum of its proper divisors (1).

772089893 is an equidigital number, since it uses as much as digits as its factorization.

772089893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1524096, while the sum is 53.

The square root of 772089893 is about 27786.5055917436. The cubic root of 772089893 is about 917.3941275674.

The spelling of 772089893 in words is "seven hundred seventy-two million, eighty-nine thousand, eight hundred ninety-three".