4342644 has 36 divisors (see below), whose sum is σ = 11138400. Its totient is φ = 1426320.

The previous prime is 4342631. The next prime is 4342649. The reversal of 4342644 is 4462434.

4342644 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

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 (4342649) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1707 + ... + 3405.

It is an arithmetic number, because the mean of its divisors is an integer number (309400).

Almost surely, 2^4342644 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4342644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5569200).

4342644 is an abundant number, since it is smaller than the sum of its proper divisors (6795756).

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

4342644 is a wasteful number, since it uses less digits than its factorization.

4342644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1780 (or 1775 counting only the distinct ones).

The product of its digits is 9216, while the sum is 27.

The square root of 4342644 is about 2083.9011492871. The cubic root of 4342644 is about 163.1491226932.

The spelling of 4342644 in words is "four million, three hundred forty-two thousand, six hundred forty-four".