5321572344 has 160 divisors (see below), whose sum is σ = 16785584640. Its totient is φ = 1560513600.

The previous prime is 5321572279. The next prime is 5321572349. The reversal of 5321572344 is 4432751235.

5321572344 is a `hidden beast` number, since 53 + 2 + 1 + 572 + 34 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 5321572299 and 5321572308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5321572349) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 208927 + ... + 233009.

It is an arithmetic number, because the mean of its divisors is an integer number (104909904).

Almost surely, 2^5321572344 is an apocalyptic number.

5321572344 is a gapful number since it is divisible by the number (54) 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 5321572344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8392792320).

5321572344 is an abundant number, since it is smaller than the sum of its proper divisors (11464012296).

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

5321572344 is a wasteful number, since it uses less digits than its factorization.

5321572344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24143 (or 24130 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 5321572344 is about 72949.1079040724. The cubic root of 5321572344 is about 1745.8757129796.

The spelling of 5321572344 in words is "five billion, three hundred twenty-one million, five hundred seventy-two thousand, three hundred forty-four".