106818658 has 8 divisors (see below), whose sum is σ = 165753180. Its totient is φ = 51567600.

The previous prime is 106818643. The next prime is 106818659. The reversal of 106818658 is 856818601.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 93180409 + 13638249 = 9653^2 + 3693^2 .

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

It is a super-2 number, since 2×106818658² = 22820451393841928, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106818659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 920793 + ... + 920908.

Almost surely, 2^106818658 is an apocalyptic number.

106818658 is a deficient number, since it is larger than the sum of its proper divisors (58934522).

106818658 is a wasteful number, since it uses less digits than its factorization.

106818658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1841732.

The product of its (nonzero) digits is 92160, while the sum is 43.

The square root of 106818658 is about 10335.3112193102. The cubic root of 106818658 is about 474.4775907572.

The spelling of 106818658 in words is "one hundred six million, eight hundred eighteen thousand, six hundred fifty-eight".