97106866 has 4 divisors (see below), whose sum is σ = 145660302. Its totient is φ = 48553432.

The previous prime is 97106843. The next prime is 97106869. The reversal of 97106866 is 66860179.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 96334225 + 772641 = 9815^2 + 879^2 .

It is not an unprimeable number, because it can be changed into a prime (97106869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24276715 + ... + 24276718.

Almost surely, 2^97106866 is an apocalyptic number.

97106866 is a deficient number, since it is larger than the sum of its proper divisors (48553436).

97106866 is a wasteful number, since it uses less digits than its factorization.

97106866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48553435.

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 97106866 is about 9854.2816075044. The cubic root of 97106866 is about 459.6387617623.

The spelling of 97106866 in words is "ninety-seven million, one hundred six thousand, eight hundred sixty-six".