106681378 has 8 divisors (see below), whose sum is σ = 160588368. Its totient is φ = 53151924.

The previous prime is 106681361. The next prime is 106681387. The reversal of 106681378 is 873186601.

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

It is a super-2 number, since 2×106681378² = 22761832823957768, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106681378.

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 3 ways as a sum of consecutive naturals, for example, 93676 + ... + 94807.

It is an arithmetic number, because the mean of its divisors is an integer number (20073546).

Almost surely, 2^106681378 is an apocalyptic number.

106681378 is a deficient number, since it is larger than the sum of its proper divisors (53906990).

106681378 is a wasteful number, since it uses less digits than its factorization.

106681378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188768.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 106681378 is about 10328.6677746939. The cubic root of 106681378 is about 474.2742423643.

The spelling of 106681378 in words is "one hundred six million, six hundred eighty-one thousand, three hundred seventy-eight".