716669237 has 2 divisors, whose sum is σ = 716669238. Its totient is φ = 716669236.

The previous prime is 716669231. The next prime is 716669263. The reversal of 716669237 is 732966617.

It is a happy number.

716669237 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 547513201 + 169156036 = 23399^2 + 13006^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-716669237 is a prime.

It is a super-2 number, since 2×716669237² = 1027229590524324338, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 716669191 and 716669200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (716669231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358334618 + 358334619.

It is an arithmetic number, because the mean of its divisors is an integer number (358334619).

Almost surely, 2^716669237 is an apocalyptic number.

It is an amenable number.

716669237 is a deficient number, since it is larger than the sum of its proper divisors (1).

716669237 is an equidigital number, since it uses as much as digits as its factorization.

716669237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 571536, while the sum is 47.

The square root of 716669237 is about 26770.6786802277. The cubic root of 716669237 is about 894.8967295512.

The spelling of 716669237 in words is "seven hundred sixteen million, six hundred sixty-nine thousand, two hundred thirty-seven".