916897733 has 2 divisors, whose sum is σ = 916897734. Its totient is φ = 916897732.

The previous prime is 916897717. The next prime is 916897811. The reversal of 916897733 is 337798619.

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., 886669729 + 30228004 = 29777^2 + 5498^2 .

It is a cyclic number.

It is not a de Polignac number, because 916897733 - 2⁴ = 916897717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (916897133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458448866 + 458448867.

It is an arithmetic number, because the mean of its divisors is an integer number (458448867).

Almost surely, 2^916897733 is an apocalyptic number.

It is an amenable number.

916897733 is a deficient number, since it is larger than the sum of its proper divisors (1).

916897733 is an equidigital number, since it uses as much as digits as its factorization.

916897733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1714608, while the sum is 53.

The square root of 916897733 is about 30280.3192354374. The cubic root of 916897733 is about 971.4943957899.

The spelling of 916897733 in words is "nine hundred sixteen million, eight hundred ninety-seven thousand, seven hundred thirty-three".