683732069 has 2 divisors, whose sum is σ = 683732070. Its totient is φ = 683732068.

The previous prime is 683732057. The next prime is 683732083. The reversal of 683732069 is 960237386.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 679279969 + 4452100 = 26063^2 + 2110^2 .

It is a cyclic number.

It is not a de Polignac number, because 683732069 - 2⁴ = 683732053 is a prime.

It is a super-2 number, since 2×683732069² = 934979084358041522, 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 (683732369) 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, 341866034 + 341866035.

It is an arithmetic number, because the mean of its divisors is an integer number (341866035).

Almost surely, 2^683732069 is an apocalyptic number.

It is an amenable number.

683732069 is a deficient number, since it is larger than the sum of its proper divisors (1).

683732069 is an equidigital number, since it uses as much as digits as its factorization.

683732069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 44.

The square root of 683732069 is about 26148.2708606133. The cubic root of 683732069 is about 880.9717523774.

The spelling of 683732069 in words is "six hundred eighty-three million, seven hundred thirty-two thousand, sixty-nine".