711660225 has 24 divisors (see below), whose sum is σ = 1177638912. Its totient is φ = 379220800.

The previous prime is 711660223. The next prime is 711660233. The reversal of 711660225 is 522066117.

It is not a de Polignac number, because 711660225 - 2¹ = 711660223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 711660192 and 711660201.

It is not an unprimeable number, because it can be changed into a prime (711660223) 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 23 ways as a sum of consecutive naturals, for example, 99520 + ... + 106430.

It is an arithmetic number, because the mean of its divisors is an integer number (49068288).

Almost surely, 2^711660225 is an apocalyptic number.

711660225 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

711660225 is a deficient number, since it is larger than the sum of its proper divisors (465978687).

711660225 is a wasteful number, since it uses less digits than its factorization.

711660225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8297 (or 8292 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 711660225 is about 26676.9605652518. The cubic root of 711660225 is about 892.8069544970.

The spelling of 711660225 in words is "seven hundred eleven million, six hundred sixty thousand, two hundred twenty-five".