190678106 has 4 divisors (see below), whose sum is σ = 286017162. Its totient is φ = 95339052.

The previous prime is 190678093. The next prime is 190678109. The reversal of 190678106 is 601876091.

190678106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 170955625 + 19722481 = 13075^2 + 4441^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 190678106.

It is not an unprimeable number, because it can be changed into a prime (190678109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47669525 + ... + 47669528.

Almost surely, 2^190678106 is an apocalyptic number.

190678106 is a deficient number, since it is larger than the sum of its proper divisors (95339056).

190678106 is an equidigital number, since it uses as much as digits as its factorization.

190678106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95339055.

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 190678106 is about 13808.6243340892. The cubic root of 190678106 is about 575.5728189564.

The spelling of 190678106 in words is "one hundred ninety million, six hundred seventy-eight thousand, one hundred six".