105434412 has 12 divisors (see below), whose sum is σ = 246013656. Its totient is φ = 35144800.

The previous prime is 105434387. The next prime is 105434429. The reversal of 105434412 is 214434501.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×105434412² = 22232830467571488, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4393089 + ... + 4393112.

It is an arithmetic number, because the mean of its divisors is an integer number (20501138).

Almost surely, 2^105434412 is an apocalyptic number.

105434412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

105434412 is an abundant number, since it is smaller than the sum of its proper divisors (140579244).

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

105434412 is a wasteful number, since it uses less digits than its factorization.

105434412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8786208 (or 8786206 counting only the distinct ones).

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

The square root of 105434412 is about 10268.1260218211. The cubic root of 105434412 is about 472.4191132780.

Adding to 105434412 its reverse (214434501), we get a palindrome (319868913).

The spelling of 105434412 in words is "one hundred five million, four hundred thirty-four thousand, four hundred twelve".