106347 has 4 divisors (see below), whose sum is σ = 141800. Its totient is φ = 70896.

The previous prime is 106331. The next prime is 106349. The reversal of 106347 is 743601.

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

It is not a de Polignac number, because 106347 - 2⁴ = 106331 is a prime.

It is a super-2 number, since 2×106347² = 22619368818, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

106347 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (106349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17722 + ... + 17727.

It is an arithmetic number, because the mean of its divisors is an integer number (35450).

2¹⁰⁶³⁴⁷ is an apocalyptic number.

106347 is a deficient number, since it is larger than the sum of its proper divisors (35453).

106347 is an equidigital number, since it uses as much as digits as its factorization.

106347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35452.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 106347 is about 326.1088775241. The cubic root of 106347 is about 47.3778208117.

Adding to 106347 its reverse (743601), we get a palindrome (849948).

The spelling of 106347 in words is "one hundred six thousand, three hundred forty-seven".