105676666 has 8 divisors (see below), whose sum is σ = 158588820. Its totient is φ = 52813728.

The previous prime is 105676663. The next prime is 105676673. The reversal of 105676666 is 666676501.

It can be written as a sum of positive squares in 2 ways, for example, as 102596641 + 3080025 = 10129^2 + 1755^2 .

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

It is a super-2 number, since 2×105676666² = 22335115473751112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105676663) 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 3 ways as a sum of consecutive naturals, for example, 6361 + ... + 15868.

Almost surely, 2^105676666 is an apocalyptic number.

105676666 is a deficient number, since it is larger than the sum of its proper divisors (52912154).

105676666 is a wasteful number, since it uses less digits than its factorization.

105676666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24608.

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 105676666 is about 10279.9156611326. The cubic root of 105676666 is about 472.7806583581.

The spelling of 105676666 in words is "one hundred five million, six hundred seventy-six thousand, six hundred sixty-six".