713236289 has 4 divisors (see below), whose sum is σ = 713399940. Its totient is φ = 713072640.

The previous prime is 713236283. The next prime is 713236291. The reversal of 713236289 is 982632317.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 233845264 + 479391025 = 15292^2 + 21895^2 .

It is a cyclic number.

It is not a de Polignac number, because 713236289 - 2⁴ = 713236273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (713236283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75104 + ... + 84065.

It is an arithmetic number, because the mean of its divisors is an integer number (178349985).

Almost surely, 2^713236289 is an apocalyptic number.

It is an amenable number.

713236289 is a deficient number, since it is larger than the sum of its proper divisors (163651).

713236289 is a wasteful number, since it uses less digits than its factorization.

713236289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163650.

The product of its digits is 108864, while the sum is 41.

The square root of 713236289 is about 26706.4840254197. The cubic root of 713236289 is about 893.4655475428.

The spelling of 713236289 in words is "seven hundred thirteen million, two hundred thirty-six thousand, two hundred eighty-nine".