106438178 has 32 divisors (see below), whose sum is σ = 205925760. Its totient is φ = 40037760.

The previous prime is 106438153. The next prime is 106438217. The reversal of 106438178 is 871834601.

It is a super-2 number, since 2×106438178² = 22658171471919368, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7451 + ... + 16382.

It is an arithmetic number, because the mean of its divisors is an integer number (6435180).

Almost surely, 2^106438178 is an apocalyptic number.

106438178 is a deficient number, since it is larger than the sum of its proper divisors (99487582).

106438178 is a wasteful number, since it uses less digits than its factorization.

106438178 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23882.

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 106438178 is about 10316.8879997798. The cubic root of 106438178 is about 473.9135694333.

The spelling of 106438178 in words is "one hundred six million, four hundred thirty-eight thousand, one hundred seventy-eight".