106326993 has 32 divisors (see below), whose sum is σ = 156625920. Its totient is φ = 63866880.

The previous prime is 106326989. The next prime is 106327033. The reversal of 106326993 is 399623601.

It is not a de Polignac number, because 106326993 - 2² = 106326989 is a prime.

It is a super-2 number, since 2×106326993² = 22610858880844098, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (106326193) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 172021 + ... + 172637.

It is an arithmetic number, because the mean of its divisors is an integer number (4894560).

Almost surely, 2^106326993 is an apocalyptic number.

It is an amenable number.

106326993 is a deficient number, since it is larger than the sum of its proper divisors (50298927).

106326993 is a wasteful number, since it uses less digits than its factorization.

106326993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777.

The product of its (nonzero) digits is 52488, while the sum is 39.

The square root of 106326993 is about 10311.4980967850. The cubic root of 106326993 is about 473.7484957126.

The spelling of 106326993 in words is "one hundred six million, three hundred twenty-six thousand, nine hundred ninety-three".