652805504 has 128 divisors (see below), whose sum is σ = 1504198080. Its totient is φ = 279797760.

The previous prime is 652805501. The next prime is 652805537. The reversal of 652805504 is 405508256.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652805501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1415834 + ... + 1416294.

Almost surely, 2^652805504 is an apocalyptic number.

652805504 is a gapful number since it is divisible by the number (64) 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 652805504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (752099040).

652805504 is an abundant number, since it is smaller than the sum of its proper divisors (851392576).

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

652805504 is a wasteful number, since it uses less digits than its factorization.

652805504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548 (or 536 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

The square root of 652805504 is about 25550.0587866251. The cubic root of 652805504 is about 867.4835921122.

The spelling of 652805504 in words is "six hundred fifty-two million, eight hundred five thousand, five hundred four".