108275778 has 40 divisors (see below), whose sum is σ = 261285948. Its totient is φ = 33314976.

The previous prime is 108275773. The next prime is 108275779. The reversal of 108275778 is 877572801.

It can be written as a sum of positive squares in 2 ways, for example, as 100340289 + 7935489 = 10017^2 + 2817^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (108275773) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 23601 + ... + 27812.

Almost surely, 2^108275778 is an apocalyptic number.

108275778 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

108275778 is an abundant number, since it is smaller than the sum of its proper divisors (153010170).

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

108275778 is a wasteful number, since it uses less digits than its factorization.

108275778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51440 (or 51431 counting only the distinct ones).

The product of its (nonzero) digits is 219520, while the sum is 45.

The square root of 108275778 is about 10405.5647612227. The cubic root of 108275778 is about 476.6253139234.

The spelling of 108275778 in words is "one hundred eight million, two hundred seventy-five thousand, seven hundred seventy-eight".