715986473 has 2 divisors, whose sum is σ = 715986474. Its totient is φ = 715986472.

The previous prime is 715986451. The next prime is 715986499. The reversal of 715986473 is 374689517.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 715669504 + 316969 = 26752^2 + 563^2 .

It is an emirp because it is prime and its reverse (374689517) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 715986473 - 2¹⁰ = 715985449 is a prime.

It is not a weakly prime, because it can be changed into another prime (715986373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357993236 + 357993237.

It is an arithmetic number, because the mean of its divisors is an integer number (357993237).

Almost surely, 2^715986473 is an apocalyptic number.

It is an amenable number.

715986473 is a deficient number, since it is larger than the sum of its proper divisors (1).

715986473 is an equidigital number, since it uses as much as digits as its factorization.

715986473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1270080, while the sum is 50.

The square root of 715986473 is about 26757.9235554630. The cubic root of 715986473 is about 894.6124527076.

The spelling of 715986473 in words is "seven hundred fifteen million, nine hundred eighty-six thousand, four hundred seventy-three".