710721243 has 32 divisors (see below), whose sum is σ = 1085863680. Its totient is φ = 459164160.

The previous prime is 710721199. The next prime is 710721247. The reversal of 710721243 is 342127017.

It is a happy number.

It is not a de Polignac number, because 710721243 - 2¹³ = 710713051 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (710721247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 149755 + ... + 154427.

It is an arithmetic number, because the mean of its divisors is an integer number (33933240).

Almost surely, 2^710721243 is an apocalyptic number.

710721243 is a deficient number, since it is larger than the sum of its proper divisors (375142437).

710721243 is a wasteful number, since it uses less digits than its factorization.

710721243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4856 (or 4850 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 710721243 is about 26659.3556373743. The cubic root of 710721243 is about 892.4141178572.

The spelling of 710721243 in words is "seven hundred ten million, seven hundred twenty-one thousand, two hundred forty-three".