772093397 has 2 divisors, whose sum is σ = 772093398. Its totient is φ = 772093396.

The previous prime is 772093379. The next prime is 772093507. The reversal of 772093397 is 793390277.

It is a happy number.

772093397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (772093379) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 547513201 + 224580196 = 23399^2 + 14986^2 .

It is a cyclic number.

It is not a de Polignac number, because 772093397 - 2¹⁸ = 771831253 is a prime.

It is a super-2 number, since 2×772093397² = 1192256427381999218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (772093297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 386046698 + 386046699.

It is an arithmetic number, because the mean of its divisors is an integer number (386046699).

Almost surely, 2^772093397 is an apocalyptic number.

It is an amenable number.

772093397 is a deficient number, since it is larger than the sum of its proper divisors (1).

772093397 is an equidigital number, since it uses as much as digits as its factorization.

772093397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 500094, while the sum is 47.

The square root of 772093397 is about 27786.5686438610. The cubic root of 772093397 is about 917.3955153782.

The spelling of 772093397 in words is "seven hundred seventy-two million, ninety-three thousand, three hundred ninety-seven".