108573986 has 16 divisors (see below), whose sum is σ = 167370840. Its totient is φ = 52792320.

The previous prime is 108573973. The next prime is 108574001. The reversal of 108573986 is 689375801.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 32273761 + 76300225 = 5681^2 + 8735^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 108573986.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25670 + ... + 29598.

Almost surely, 2^108573986 is an apocalyptic number.

108573986 is a deficient number, since it is larger than the sum of its proper divisors (58796854).

108573986 is a wasteful number, since it uses less digits than its factorization.

108573986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4309.

The product of its (nonzero) digits is 362880, while the sum is 47.

The square root of 108573986 is about 10419.8841644233. The cubic root of 108573986 is about 477.0624790886.

The spelling of 108573986 in words is "one hundred eight million, five hundred seventy-three thousand, nine hundred eighty-six".