723710093 has 2 divisors, whose sum is σ = 723710094. Its totient is φ = 723710092.

The previous prime is 723710087. The next prime is 723710123. The reversal of 723710093 is 390017327.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 431060644 + 292649449 = 20762^2 + 17107^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-723710093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (723710023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361855046 + 361855047.

It is an arithmetic number, because the mean of its divisors is an integer number (361855047).

Almost surely, 2^723710093 is an apocalyptic number.

It is an amenable number.

723710093 is a deficient number, since it is larger than the sum of its proper divisors (1).

723710093 is an equidigital number, since it uses as much as digits as its factorization.

723710093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7938, while the sum is 32.

The square root of 723710093 is about 26901.8604003515. The cubic root of 723710093 is about 897.8177966919.

The spelling of 723710093 in words is "seven hundred twenty-three million, seven hundred ten thousand, ninety-three".