97666195 has 16 divisors (see below), whose sum is σ = 128443392. Its totient is φ = 70702560.

The previous prime is 97666193. The next prime is 97666253. The reversal of 97666195 is 59166679.

It is not a de Polignac number, because 97666195 - 2¹ = 97666193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97666193) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8284 + ... + 16246.

It is an arithmetic number, because the mean of its divisors is an integer number (8027712).

Almost surely, 2^97666195 is an apocalyptic number.

97666195 is a deficient number, since it is larger than the sum of its proper divisors (30777197).

97666195 is a wasteful number, since it uses less digits than its factorization.

97666195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8202.

The product of its digits is 612360, while the sum is 49.

The square root of 97666195 is about 9882.6208568375. The cubic root of 97666195 is about 460.5195688819.

The spelling of 97666195 in words is "ninety-seven million, six hundred sixty-six thousand, one hundred ninety-five".