97386666 has 32 divisors (see below), whose sum is σ = 220799040. Its totient is φ = 28387584.

The previous prime is 97386661. The next prime is 97386671. The reversal of 97386666 is 66668379.

It is an interprime number because it is at equal distance from previous prime (97386661) and next prime (97386671).

It is not an unprimeable number, because it can be changed into a prime (97386661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31375 + ... + 34338.

It is an arithmetic number, because the mean of its divisors is an integer number (6899970).

Almost surely, 2^97386666 is an apocalyptic number.

97386666 is an abundant number, since it is smaller than the sum of its proper divisors (123412374).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97386666 is a wasteful number, since it uses less digits than its factorization.

97386666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65750.

The product of its digits is 1959552, while the sum is 51.

The square root of 97386666 is about 9868.4682702028. The cubic root of 97386666 is about 460.0798002702.

The spelling of 97386666 in words is "ninety-seven million, three hundred eighty-six thousand, six hundred sixty-six".