2231106 has 8 divisors (see below), whose sum is σ = 4462224. Its totient is φ = 743700.

The previous prime is 2231093. The next prime is 2231107. The reversal of 2231106 is 6011322.

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

2231106 is an admirable number.

It is a super-3 number, since 3×2231106³ = 33318225801005217048, which contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2231107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185920 + ... + 185931.

It is an arithmetic number, because the mean of its divisors is an integer number (557778).

2^2231106 is an apocalyptic number.

2231106 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2231106 is a wasteful number, since it uses less digits than its factorization.

2231106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371856.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2231106 is about 1493.6887225925. The cubic root of 2231106 is about 130.6692508976.

Adding to 2231106 its reverse (6011322), we get a palindrome (8242428).

The spelling of 2231106 in words is "two million, two hundred thirty-one thousand, one hundred six".