652043520 has 360 divisors, whose sum is σ = 2463347040. Its totient is φ = 164229120.

The previous prime is 652043503. The next prime is 652043543. The reversal of 652043520 is 25340256.

652043520 is a `hidden beast` number, since 652 + 0 + 4 + 3 + 5 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (360).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1969755 + ... + 1970085.

Almost surely, 2^652043520 is an apocalyptic number.

652043520 is a gapful number since it is divisible by the number (60) 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 652043520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1231673520).

652043520 is an abundant number, since it is smaller than the sum of its proper divisors (1811303520).

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

652043520 is a wasteful number, since it uses less digits than its factorization.

652043520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383 (or 360 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 652043520 is about 25535.1428427569. The cubic root of 652043520 is about 867.1459387240.

Adding to 652043520 its reverse (25340256), we get a palindrome (677383776).

The spelling of 652043520 in words is "six hundred fifty-two million, forty-three thousand, five hundred twenty".