106520686 has 8 divisors (see below), whose sum is σ = 161247240. Its totient is φ = 52771608.

The previous prime is 106520653. The next prime is 106520699. The reversal of 106520686 is 686025601.

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

It is a super-2 number, since 2×106520686² = 22693313091821192, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244096 + ... + 244531.

It is an arithmetic number, because the mean of its divisors is an integer number (20155905).

Almost surely, 2^106520686 is an apocalyptic number.

106520686 is a deficient number, since it is larger than the sum of its proper divisors (54726554).

106520686 is a wasteful number, since it uses less digits than its factorization.

106520686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488738.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 106520686 is about 10320.8859115872. The cubic root of 106520686 is about 474.0359928041.

The spelling of 106520686 in words is "one hundred six million, five hundred twenty thousand, six hundred eighty-six".