727075697 has 2 divisors, whose sum is σ = 727075698. Its totient is φ = 727075696.

The previous prime is 727075663. The next prime is 727075709. The reversal of 727075697 is 796570727.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 617224336 + 109851361 = 24844^2 + 10481^2 .

It is a cyclic number.

It is not a de Polignac number, because 727075697 - 2¹² = 727071601 is a prime.

It is not a weakly prime, because it can be changed into another prime (727075607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363537848 + 363537849.

It is an arithmetic number, because the mean of its divisors is an integer number (363537849).

Almost surely, 2^727075697 is an apocalyptic number.

It is an amenable number.

727075697 is a deficient number, since it is larger than the sum of its proper divisors (1).

727075697 is an equidigital number, since it uses as much as digits as its factorization.

727075697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296540, while the sum is 50.

The square root of 727075697 is about 26964.3412120526. The cubic root of 727075697 is about 899.2074079638.

The spelling of 727075697 in words is "seven hundred twenty-seven million, seventy-five thousand, six hundred ninety-seven".