4360644 has 36 divisors (see below), whose sum is σ = 11154780. Its totient is φ = 1436160.

The previous prime is 4360627. The next prime is 4360649. The reversal of 4360644 is 4460634.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 788544 + 3572100 = 888^2 + 1890^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4360649) 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, 2524 + ... + 3884.

It is an arithmetic number, because the mean of its divisors is an integer number (309855).

Almost surely, 2^4360644 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 4360644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5577390).

4360644 is an abundant number, since it is smaller than the sum of its proper divisors (6794136).

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

4360644 is a wasteful number, since it uses less digits than its factorization.

4360644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1460 (or 1455 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 4360644 is about 2088.2155061200. The cubic root of 4360644 is about 163.3742264216.

The spelling of 4360644 in words is "four million, three hundred sixty thousand, six hundred forty-four".