652725340 has 12 divisors (see below), whose sum is σ = 1370723256. Its totient is φ = 261090128.

The previous prime is 652725299. The next prime is 652725347. The reversal of 652725340 is 43527256.

It is a junction number, because it is equal to n+sod(n) for n = 652725296 and 652725305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652725347) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 16318114 + ... + 16318153.

It is an arithmetic number, because the mean of its divisors is an integer number (114226938).

Almost surely, 2^652725340 is an apocalyptic number.

It is an amenable number.

652725340 is an abundant number, since it is smaller than the sum of its proper divisors (717997916).

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

652725340 is a wasteful number, since it uses less digits than its factorization.

652725340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32636276 (or 32636274 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 652725340 is about 25548.4899749476. The cubic root of 652725340 is about 867.4480818921.

The spelling of 652725340 in words is "six hundred fifty-two million, seven hundred twenty-five thousand, three hundred forty".