105817966 has 8 divisors (see below), whose sum is σ = 162598464. Its totient is φ = 51618480.

The previous prime is 105817949. The next prime is 105817993. The reversal of 105817966 is 669718501.

It is a happy number.

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

It is a super-2 number, since 2×105817966² = 22394883856754312, which contains 22 as substring.

It is a congruent 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, 645150 + ... + 645313.

It is an arithmetic number, because the mean of its divisors is an integer number (20324808).

Almost surely, 2^105817966 is an apocalyptic number.

105817966 is a deficient number, since it is larger than the sum of its proper divisors (56780498).

105817966 is a wasteful number, since it uses less digits than its factorization.

105817966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1290506.

The product of its (nonzero) digits is 90720, while the sum is 43.

The square root of 105817966 is about 10286.7859898026. The cubic root of 105817966 is about 472.9912824476.

The spelling of 105817966 in words is "one hundred five million, eight hundred seventeen thousand, nine hundred sixty-six".