105331444 has 12 divisors (see below), whose sum is σ = 192344544. Its totient is φ = 50375864.

The previous prime is 105331441. The next prime is 105331453. The reversal of 105331444 is 444133501.

It is a super-2 number, since 2×105331444² = 22189426190250272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105331441) 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, 572362 + ... + 572545.

It is an arithmetic number, because the mean of its divisors is an integer number (16028712).

Almost surely, 2^105331444 is an apocalyptic number.

It is an amenable number.

105331444 is a deficient number, since it is larger than the sum of its proper divisors (87013100).

105331444 is a wasteful number, since it uses less digits than its factorization.

105331444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144934 (or 1144932 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 105331444 is about 10263.1108344400. The cubic root of 105331444 is about 472.2652738932.

Adding to 105331444 its reverse (444133501), we get a palindrome (549464945).

The spelling of 105331444 in words is "one hundred five million, three hundred thirty-one thousand, four hundred forty-four".