331106 has 4 divisors (see below), whose sum is σ = 496662. Its totient is φ = 165552.

The previous prime is 331099. The next prime is 331127. The reversal of 331106 is 601133.

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

It can be written as a sum of positive squares in only one way, i.e., 319225 + 11881 = 565^2 + 109^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82775 + ... + 82778.

2³³¹¹⁰⁶ is an apocalyptic number.

331106 is a deficient number, since it is larger than the sum of its proper divisors (165556).

331106 is a wasteful number, since it uses less digits than its factorization.

331106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165555.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 331106 is about 575.4181088565. The cubic root of 331106 is about 69.1813475071.

Adding to 331106 its reverse (601133), we get a palindrome (932239).

The spelling of 331106 in words is "three hundred thirty-one thousand, one hundred six".