108640222 has 8 divisors (see below), whose sum is σ = 163017000. Its totient is φ = 54301224.

The previous prime is 108640219. The next prime is 108640229. The reversal of 108640222 is 222046801.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108640229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 597 + ... + 14752.

It is an arithmetic number, because the mean of its divisors is an integer number (20377125).

Almost surely, 2^108640222 is an apocalyptic number.

108640222 is a deficient number, since it is larger than the sum of its proper divisors (54376778).

108640222 is a wasteful number, since it uses less digits than its factorization.

108640222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18890.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 108640222 is about 10423.0620261035. The cubic root of 108640222 is about 477.1594706672.

The spelling of 108640222 in words is "one hundred eight million, six hundred forty thousand, two hundred twenty-two".