734471609 has 2 divisors, whose sum is σ = 734471610. Its totient is φ = 734471608.

The previous prime is 734471599. The next prime is 734471653. The reversal of 734471609 is 906174437.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 560363584 + 174108025 = 23672^2 + 13195^2 .

It is a cyclic number.

It is not a de Polignac number, because 734471609 - 2⁴ = 734471593 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (734401609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 367235804 + 367235805.

It is an arithmetic number, because the mean of its divisors is an integer number (367235805).

Almost surely, 2^734471609 is an apocalyptic number.

It is an amenable number.

734471609 is a deficient number, since it is larger than the sum of its proper divisors (1).

734471609 is an equidigital number, since it uses as much as digits as its factorization.

734471609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 41.

The square root of 734471609 is about 27101.1366735788. The cubic root of 734471609 is about 902.2460808621.

The spelling of 734471609 in words is "seven hundred thirty-four million, four hundred seventy-one thousand, six hundred nine".