97276217 has 2 divisors, whose sum is σ = 97276218. Its totient is φ = 97276216.

The previous prime is 97276213. The next prime is 97276243. The reversal of 97276217 is 71267279.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56265001 + 41011216 = 7501^2 + 6404^2 .

It is a cyclic number.

It is not a de Polignac number, because 97276217 - 2² = 97276213 is a prime.

It is not a weakly prime, because it can be changed into another prime (97276213) 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 as a sum of consecutive naturals, namely, 48638108 + 48638109.

It is an arithmetic number, because the mean of its divisors is an integer number (48638109).

Almost surely, 2^97276217 is an apocalyptic number.

It is an amenable number.

97276217 is a deficient number, since it is larger than the sum of its proper divisors (1).

97276217 is an equidigital number, since it uses as much as digits as its factorization.

97276217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 74088, while the sum is 41.

The square root of 97276217 is about 9862.8706267496. The cubic root of 97276217 is about 459.9058045942.

The spelling of 97276217 in words is "ninety-seven million, two hundred seventy-six thousand, two hundred seventeen".