675932729 has 2 divisors, whose sum is σ = 675932730. Its totient is φ = 675932728.

The previous prime is 675932723. The next prime is 675932759. The reversal of 675932729 is 927239576.

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., 429442729 + 246490000 = 20723^2 + 15700^2 .

It is a cyclic number.

It is not a de Polignac number, because 675932729 - 2²⁸ = 407497273 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (675932723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337966364 + 337966365.

It is an arithmetic number, because the mean of its divisors is an integer number (337966365).

Almost surely, 2^675932729 is an apocalyptic number.

It is an amenable number.

675932729 is a deficient number, since it is larger than the sum of its proper divisors (1).

675932729 is an equidigital number, since it uses as much as digits as its factorization.

675932729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1428840, while the sum is 50.

The square root of 675932729 is about 25998.7062947371. The cubic root of 675932729 is about 877.6091823355.

The spelling of 675932729 in words is "six hundred seventy-five million, nine hundred thirty-two thousand, seven hundred twenty-nine".