97688093 has 2 divisors, whose sum is σ = 97688094. Its totient is φ = 97688092.

The previous prime is 97688081. The next prime is 97688159. The reversal of 97688093 is 39088679.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71453209 + 26234884 = 8453^2 + 5122^2 .

It is a cyclic number.

It is not a de Polignac number, because 97688093 - 2¹⁴ = 97671709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97688893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48844046 + 48844047.

It is an arithmetic number, because the mean of its divisors is an integer number (48844047).

Almost surely, 2^97688093 is an apocalyptic number.

It is an amenable number.

97688093 is a deficient number, since it is larger than the sum of its proper divisors (1).

97688093 is an equidigital number, since it uses as much as digits as its factorization.

97688093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 50.

The square root of 97688093 is about 9883.7286992309. The cubic root of 97688093 is about 460.5539844199.

The spelling of 97688093 in words is "ninety-seven million, six hundred eighty-eight thousand, ninety-three".