4105212 has 12 divisors (see below), whose sum is σ = 9578856. Its totient is φ = 1368400.

The previous prime is 4105193. The next prime is 4105217. The reversal of 4105212 is 2125014.

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

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 4105191 and 4105200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4105217) 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, 171039 + ... + 171062.

It is an arithmetic number, because the mean of its divisors is an integer number (798238).

Almost surely, 2^4105212 is an apocalyptic number.

It is an amenable number.

4105212 is an abundant number, since it is smaller than the sum of its proper divisors (5473644).

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

4105212 is a wasteful number, since it uses less digits than its factorization.

4105212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342108 (or 342106 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 4105212 is about 2026.1322760373. The cubic root of 4105212 is about 160.1198581070.

The spelling of 4105212 in words is "four million, one hundred five thousand, two hundred twelve".