653725344 has 96 divisors (see below), whose sum is σ = 1835084160. Its totient is φ = 203046912.

The previous prime is 653725339. The next prime is 653725379. The reversal of 653725344 is 443527356.

653725344 is digitally balanced in base 2, 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 (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166152 + ... + 170040.

It is an arithmetic number, because the mean of its divisors is an integer number (19115460).

Almost surely, 2^653725344 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 653725344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (917542080).

653725344 is an abundant number, since it is smaller than the sum of its proper divisors (1181358816).

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

653725344 is a wasteful number, since it uses less digits than its factorization.

653725344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4022 (or 4014 counting only the distinct ones).

The product of its digits is 302400, while the sum is 39.

The square root of 653725344 is about 25568.0531914340. The cubic root of 653725344 is about 867.8908454272.

The spelling of 653725344 in words is "six hundred fifty-three million, seven hundred twenty-five thousand, three hundred forty-four".