106327821 has 8 divisors (see below), whose sum is σ = 141818080. Its totient is φ = 70861392.

The previous prime is 106327817. The next prime is 106327831. The reversal of 106327821 is 128723601.

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

It is not a de Polignac number, because 106327821 - 2² = 106327817 is a prime.

It is a super-2 number, since 2×106327821² = 22611211037216082, 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 (106327831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14271 + ... + 20403.

It is an arithmetic number, because the mean of its divisors is an integer number (17727260).

Almost surely, 2^106327821 is an apocalyptic number.

It is an amenable number.

106327821 is a deficient number, since it is larger than the sum of its proper divisors (35490259).

106327821 is an equidigital number, since it uses as much as digits as its factorization.

106327821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11915.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 106327821 is about 10311.5382460620. The cubic root of 106327821 is about 473.7497254496.

The spelling of 106327821 in words is "one hundred six million, three hundred twenty-seven thousand, eight hundred twenty-one".