106818906 has 8 divisors (see below), whose sum is σ = 213637824. Its totient is φ = 35606300.

The previous prime is 106818883. The next prime is 106818917. The reversal of 106818906 is 609818601.

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

106818906 is an admirable number.

It is a super-2 number, since 2×106818906² = 22820557358073672, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 8901570 + ... + 8901581.

It is an arithmetic number, because the mean of its divisors is an integer number (26704728).

Almost surely, 2^106818906 is an apocalyptic number.

106818906 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

106818906 is a wasteful number, since it uses less digits than its factorization.

106818906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17803156.

The product of its (nonzero) digits is 20736, while the sum is 39.

The square root of 106818906 is about 10335.3232170068. The cubic root of 106818906 is about 474.4779579539.

The spelling of 106818906 in words is "one hundred six million, eight hundred eighteen thousand, nine hundred six".