106606491 has 8 divisors (see below), whose sum is σ = 142202880. Its totient is φ = 71040552.

The previous prime is 106606483. The next prime is 106606501. The reversal of 106606491 is 194606601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 106606491 - 2³ = 106606483 is a prime.

It is a super-2 number, since 2×106606491² = 22729887846666162, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106606441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2466 + ... + 14808.

It is an arithmetic number, because the mean of its divisors is an integer number (17775360).

Almost surely, 2^106606491 is an apocalyptic number.

106606491 is a deficient number, since it is larger than the sum of its proper divisors (35596389).

106606491 is a wasteful number, since it uses less digits than its factorization.

106606491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15225.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 106606491 is about 10325.0419369608. The cubic root of 106606491 is about 474.1632411453.

The spelling of 106606491 in words is "one hundred six million, six hundred six thousand, four hundred ninety-one".