107940186 has 12 divisors (see below), whose sum is σ = 233870442. Its totient is φ = 35980056.

The previous prime is 107940163. The next prime is 107940223. The reversal of 107940186 is 681049701.

It can be written as a sum of positive squares in only one way, i.e., 102394161 + 5546025 = 10119^2 + 2355^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 107940186.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2998321 + ... + 2998356.

Almost surely, 2^107940186 is an apocalyptic number.

107940186 is an abundant number, since it is smaller than the sum of its proper divisors (125930256).

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

107940186 is a wasteful number, since it uses less digits than its factorization.

107940186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5996685 (or 5996682 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 107940186 is about 10389.4266444304. The cubic root of 107940186 is about 476.1323837937.

Adding to 107940186 its reverse (681049701), we get a palindrome (788989887).

The spelling of 107940186 in words is "one hundred seven million, nine hundred forty thousand, one hundred eighty-six".