106727890 has 8 divisors (see below), whose sum is σ = 192110220. Its totient is φ = 42691152.

The previous prime is 106727867. The next prime is 106727893. The reversal of 106727890 is 98727601.

It can be written as a sum of positive squares in 2 ways, for example, as 106151809 + 576081 = 10303^2 + 759^2 .

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

It is a super-2 number, since 2×106727890² = 22781685007704200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106727893) by changing a digit.

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, 5336385 + ... + 5336404.

Almost surely, 2^106727890 is an apocalyptic number.

106727890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

106727890 is a deficient number, since it is larger than the sum of its proper divisors (85382330).

106727890 is a wasteful number, since it uses less digits than its factorization.

106727890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10672796.

The product of its (nonzero) digits is 42336, while the sum is 40.

The square root of 106727890 is about 10330.9191265831. The cubic root of 106727890 is about 474.3431586046.

The spelling of 106727890 in words is "one hundred six million, seven hundred twenty-seven thousand, eight hundred ninety".