106859618 has 4 divisors (see below), whose sum is σ = 160289430. Its totient is φ = 53429808.

The previous prime is 106859611. The next prime is 106859659. The reversal of 106859618 is 816958601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 70341769 + 36517849 = 8387^2 + 6043^2 .

It is a super-2 number, since 2×106859618² = 22837955918211848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106859611) by changing a digit.

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 as a sum of consecutive naturals, namely, 26714903 + ... + 26714906.

Almost surely, 2^106859618 is an apocalyptic number.

106859618 is a deficient number, since it is larger than the sum of its proper divisors (53429812).

106859618 is an equidigital number, since it uses as much as digits as its factorization.

106859618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53429811.

The product of its (nonzero) digits is 103680, while the sum is 44.

The square root of 106859618 is about 10337.2925855855. The cubic root of 106859618 is about 474.5382297221.

The spelling of 106859618 in words is "one hundred six million, eight hundred fifty-nine thousand, six hundred eighteen".