106488665 has 4 divisors (see below), whose sum is σ = 127786404. Its totient is φ = 85190928.

The previous prime is 106488653. The next prime is 106488691. The reversal of 106488665 is 566884601.

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

It can be written as a sum of positive squares in 2 ways, for example, as 34527376 + 71961289 = 5876^2 + 8483^2 .

It is a cyclic number.

It is not a de Polignac number, because 106488665 - 2⁴ = 106488649 is a prime.

It is a super-2 number, since 2×106488665² = 22679671546964450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10648862 + ... + 10648871.

It is an arithmetic number, because the mean of its divisors is an integer number (31946601).

Almost surely, 2^106488665 is an apocalyptic number.

It is an amenable number.

106488665 is a deficient number, since it is larger than the sum of its proper divisors (21297739).

106488665 is an equidigital number, since it uses as much as digits as its factorization.

106488665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21297738.

The product of its (nonzero) digits is 276480, while the sum is 44.

The square root of 106488665 is about 10319.3345231173. The cubic root of 106488665 is about 473.9884883292.

The spelling of 106488665 in words is "one hundred six million, four hundred eighty-eight thousand, six hundred sixty-five".