772091963 has 2 divisors, whose sum is σ = 772091964. Its totient is φ = 772091962.

The previous prime is 772091959. The next prime is 772091981. The reversal of 772091963 is 369190277.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 772091963 - 2² = 772091959 is a prime.

It is a super-3 number, since 3×772091963³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (772091933) 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, 386045981 + 386045982.

It is an arithmetic number, because the mean of its divisors is an integer number (386045982).

Almost surely, 2^772091963 is an apocalyptic number.

772091963 is a deficient number, since it is larger than the sum of its proper divisors (1).

772091963 is an equidigital number, since it uses as much as digits as its factorization.

772091963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 142884, while the sum is 44.

The square root of 772091963 is about 27786.5428400152. The cubic root of 772091963 is about 917.3949474219.

The spelling of 772091963 in words is "seven hundred seventy-two million, ninety-one thousand, nine hundred sixty-three".