106159986 has 24 divisors (see below), whose sum is σ = 230774544. Its totient is φ = 35269560.

The previous prime is 106159979. The next prime is 106159987. The reversal of 106159986 is 689951601.

It is a super-2 number, since 2×106159986² = 22539885255040392, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (106159987) 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 11 ways as a sum of consecutive naturals, for example, 4080 + ... + 15131.

It is an arithmetic number, because the mean of its divisors is an integer number (9615606).

Almost surely, 2^106159986 is an apocalyptic number.

106159986 is an abundant number, since it is smaller than the sum of its proper divisors (124614558).

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

106159986 is a wasteful number, since it uses less digits than its factorization.

106159986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19526 (or 19523 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The square root of 106159986 is about 10303.3968185254. The cubic root of 106159986 is about 473.5003280146.

The spelling of 106159986 in words is "one hundred six million, one hundred fifty-nine thousand, nine hundred eighty-six".