106722819 has 16 divisors (see below), whose sum is σ = 180695040. Its totient is φ = 60984360.

The previous prime is 106722817. The next prime is 106722827. The reversal of 106722819 is 918227601.

It is not a de Polignac number, because 106722819 - 2¹ = 106722817 is a prime.

It is a super-2 number, since 2×106722819² = 22779520190613522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106722817) 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 15 ways as a sum of consecutive naturals, for example, 282147 + ... + 282524.

It is an arithmetic number, because the mean of its divisors is an integer number (11293440).

Almost surely, 2^106722819 is an apocalyptic number.

106722819 is a deficient number, since it is larger than the sum of its proper divisors (73972221).

106722819 is an equidigital number, since it uses as much as digits as its factorization.

106722819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564687 (or 564681 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 106722819 is about 10330.6736953599. The cubic root of 106722819 is about 474.3356459409.

The spelling of 106722819 in words is "one hundred six million, seven hundred twenty-two thousand, eight hundred nineteen".