2444401652 has 72 divisors (see below), whose sum is σ = 5451310368. Its totient is φ = 948360000.

The previous prime is 2444401637. The next prime is 2444401667. The reversal of 2444401652 is 2561044442.

It is an interprime number because it is at equal distance from previous prime (2444401637) and next prime (2444401667).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 538898 + ... + 543414.

It is an arithmetic number, because the mean of its divisors is an integer number (75712644).

Almost surely, 2^2444401652 is an apocalyptic number.

2444401652 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2444401652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2725655184).

2444401652 is an abundant number, since it is smaller than the sum of its proper divisors (3006908716).

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

2444401652 is a wasteful number, since it uses less digits than its factorization.

2444401652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4797 (or 4788 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

The square root of 2444401652 is about 49440.8904855080. The cubic root of 2444401652 is about 1347.0721461673.

The spelling of 2444401652 in words is "two billion, four hundred forty-four million, four hundred one thousand, six hundred fifty-two".