107289666 has 48 divisors (see below), whose sum is σ = 255011328. Its totient is φ = 32330400.

The previous prime is 107289659. The next prime is 107289683. The reversal of 107289666 is 666982701.

It is a super-2 number, since 2×107289666² = 23022144860783112, which contains 22 as substring.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 36400 + ... + 39236.

It is an arithmetic number, because the mean of its divisors is an integer number (5312736).

Almost surely, 2^107289666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 107289666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127505664).

107289666 is an abundant number, since it is smaller than the sum of its proper divisors (147721662).

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

107289666 is a wasteful number, since it uses less digits than its factorization.

107289666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3047 (or 3044 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 107289666 is about 10358.0725040907. The cubic root of 107289666 is about 475.1739580753.

The spelling of 107289666 in words is "one hundred seven million, two hundred eighty-nine thousand, six hundred sixty-six".