734671289 has 4 divisors (see below), whose sum is σ = 801459600. Its totient is φ = 667882980.

The previous prime is 734671283. The next prime is 734671321. The reversal of 734671289 is 982176437.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 734671289 - 2²⁰ = 733622713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (734671283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33394139 + ... + 33394160.

It is an arithmetic number, because the mean of its divisors is an integer number (200364900).

Almost surely, 2^734671289 is an apocalyptic number.

It is an amenable number.

734671289 is a deficient number, since it is larger than the sum of its proper divisors (66788311).

734671289 is a wasteful number, since it uses less digits than its factorization.

734671289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66788310.

The product of its digits is 508032, while the sum is 47.

The square root of 734671289 is about 27104.8204015448. The cubic root of 734671289 is about 902.3278376747.

The spelling of 734671289 in words is "seven hundred thirty-four million, six hundred seventy-one thousand, two hundred eighty-nine".