212341344 has 24 divisors (see below), whose sum is σ = 557396280. Its totient is φ = 70780416.

The previous prime is 212341343. The next prime is 212341379. The reversal of 212341344 is 443143212.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212341343) 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, 1105849 + ... + 1106040.

It is an arithmetic number, because the mean of its divisors is an integer number (23224845).

Almost surely, 2^212341344 is an apocalyptic number.

212341344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

212341344 is an abundant number, since it is smaller than the sum of its proper divisors (345054936).

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

212341344 is a wasteful number, since it uses less digits than its factorization.

212341344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2211902 (or 2211894 counting only the distinct ones).

The product of its digits is 2304, while the sum is 24.

The square root of 212341344 is about 14571.9368650842. The cubic root of 212341344 is about 596.5930466197.

Adding to 212341344 its reverse (443143212), we get a palindrome (655484556).

It can be divided in two parts, 21234 and 1344, that added together give a triangular number (22578 = T₂₁₂).

The spelling of 212341344 in words is "two hundred twelve million, three hundred forty-one thousand, three hundred forty-four".