34612729 has 2 divisors, whose sum is σ = 34612730. Its totient is φ = 34612728.

The previous prime is 34612687. The next prime is 34612741. The reversal of 34612729 is 92721643.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34047225 + 565504 = 5835^2 + 752^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34612729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34612694 and 34612703.

It is not a weakly prime, because it can be changed into another prime (34612789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17306364 + 17306365.

It is an arithmetic number, because the mean of its divisors is an integer number (17306365).

Almost surely, 2^34612729 is an apocalyptic number.

It is an amenable number.

34612729 is a deficient number, since it is larger than the sum of its proper divisors (1).

34612729 is an equidigital number, since it uses as much as digits as its factorization.

34612729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 34.

The square root of 34612729 is about 5883.2583659058. The cubic root of 34612729 is about 325.8956878301.

The spelling of 34612729 in words is "thirty-four million, six hundred twelve thousand, seven hundred twenty-nine".