108946 has 16 divisors (see below), whose sum is σ = 178560. Its totient is φ = 49680.

The previous prime is 108943. The next prime is 108947. The reversal of 108946 is 649801.

108946 = T₂₆₈ + T₂₆₉ + T₂₇₀.

It is not an unprimeable number, because it can be changed into a prime (108943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1756 + ... + 1816.

It is an arithmetic number, because the mean of its divisors is an integer number (11160).

2¹⁰⁸⁹⁴⁶ is an apocalyptic number.

108946 is the 270-th centered triangular number.

108946 is a deficient number, since it is larger than the sum of its proper divisors (69614).

108946 is a wasteful number, since it uses less digits than its factorization.

108946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 108946 is about 330.0696896111. The cubic root of 108946 is about 47.7606721210.

The spelling of 108946 in words is "one hundred eight thousand, nine hundred forty-six".