106173231 has 8 divisors (see below), whose sum is σ = 145017264. Its totient is φ = 69055680.

The previous prime is 106173227. The next prime is 106173241. The reversal of 106173231 is 132371601.

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

It is not a de Polignac number, because 106173231 - 2² = 106173227 is a prime.

It is a super-2 number, since 2×106173231² = 22545509961958722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106173241) 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 7 ways as a sum of consecutive naturals, for example, 431476 + ... + 431721.

It is an arithmetic number, because the mean of its divisors is an integer number (18127158).

Almost surely, 2^106173231 is an apocalyptic number.

106173231 is a deficient number, since it is larger than the sum of its proper divisors (38844033).

106173231 is an equidigital number, since it uses as much as digits as its factorization.

106173231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863241.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 106173231 is about 10304.0395476726. The cubic root of 106173231 is about 473.5200192099.

The spelling of 106173231 in words is "one hundred six million, one hundred seventy-three thousand, two hundred thirty-one".