739089248209 has 15 divisors (see below), whose sum is σ = 800835290237. Its totient is φ = 682102115448.

The previous prime is 739089248201. The next prime is 739089248221. The reversal of 739089248209 is 902842980937.

The square root of 739089248209 is 859703.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 2 ways, for example, as 366452254609 + 372636993600 = 605353^2 + 610440^2 .

It is not a de Polignac number, because 739089248209 - 2³ = 739089248201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (739089248201) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 145287264 + ... + 145292350.

Almost surely, 2^739089248209 is an apocalyptic number.

739089248209 is the 859703-rd square number.

739089248209 is the 429852-nd centered octagonal number.

It is an amenable number.

739089248209 is a deficient number, since it is larger than the sum of its proper divisors (61746042028).

739089248209 is an frugal number, since it uses more digits than its factorization.

739089248209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10226 (or 5100 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 61.

The spelling of 739089248209 in words is "seven hundred thirty-nine billion, eighty-nine million, two hundred forty-eight thousand, two hundred nine".