105404406 has 16 divisors (see below), whose sum is σ = 211531824. Its totient is φ = 35014304.

The previous prime is 105404393. The next prime is 105404447. The reversal of 105404406 is 604404501.

It is a super-2 number, since 2×105404406² = 22220177608425672, which contains 22 as substring.

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28221 + ... + 31736.

It is an arithmetic number, because the mean of its divisors is an integer number (13220739).

Almost surely, 2^105404406 is an apocalyptic number.

105404406 is an abundant number, since it is smaller than the sum of its proper divisors (106127418).

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

105404406 is a wasteful number, since it uses less digits than its factorization.

105404406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60255.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 105404406 is about 10266.6647943721. The cubic root of 105404406 is about 472.3742931457.

Adding to 105404406 its reverse (604404501), we get a palindrome (709808907).

The spelling of 105404406 in words is "one hundred five million, four hundred four thousand, four hundred six".