106427047 has 4 divisors (see below), whose sum is σ = 106512840. Its totient is φ = 106341256.

The previous prime is 106427039. The next prime is 106427081. The reversal of 106427047 is 740724601.

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

It is a cyclic number.

It is not a de Polignac number, because 106427047 - 2³ = 106427039 is a prime.

It is a super-2 number, since 2×106427047² = 22653432666280418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106427017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41008 + ... + 43525.

It is an arithmetic number, because the mean of its divisors is an integer number (26628210).

Almost surely, 2^106427047 is an apocalyptic number.

106427047 is a deficient number, since it is larger than the sum of its proper divisors (85793).

106427047 is an equidigital number, since it uses as much as digits as its factorization.

106427047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85792.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 106427047 is about 10316.3485303667. The cubic root of 106427047 is about 473.8970486825.

It can be divided in two parts, 10642 and 7047, that added together give a square (17689 = 133²).

The spelling of 106427047 in words is "one hundred six million, four hundred twenty-seven thousand, forty-seven".