4252688244 has 240 divisors, whose sum is σ = 13733596800. Its totient is φ = 1143072000.

The previous prime is 4252688191. The next prime is 4252688287. The reversal of 4252688244 is 4428862524.

4252688244 is a `hidden beast` number, since 4 + 2 + 526 + 8 + 82 + 44 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 4252688244.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1888119 + ... + 1890369.

It is an arithmetic number, because the mean of its divisors is an integer number (57223320).

Almost surely, 2^4252688244 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 4252688244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6866798400).

4252688244 is an abundant number, since it is smaller than the sum of its proper divisors (9480908556).

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

4252688244 is a wasteful number, since it uses less digits than its factorization.

4252688244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2305 (or 2280 counting only the distinct ones).

The product of its digits is 983040, while the sum is 45.

The square root of 4252688244 is about 65212.6386830038. The cubic root of 4252688244 is about 1620.1473528517.

The spelling of 4252688244 in words is "four billion, two hundred fifty-two million, six hundred eighty-eight thousand, two hundred forty-four".