652927440 has 160 divisors (see below), whose sum is σ = 2229321600. Its totient is φ = 156764160.

The previous prime is 652927439. The next prime is 652927477. The reversal of 652927440 is 44729256.

652927440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 286626 + ... + 288894.

It is an arithmetic number, because the mean of its divisors is an integer number (13933260).

Almost surely, 2^652927440 is an apocalyptic number.

652927440 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 652927440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1114660800).

652927440 is an abundant number, since it is smaller than the sum of its proper divisors (1576394160).

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

652927440 is a wasteful number, since it uses less digits than its factorization.

652927440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2405 (or 2399 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 652927440 is about 25552.4448928082. Note that the first 3 decimals coincide. The cubic root of 652927440 is about 867.5376004875.

The spelling of 652927440 in words is "six hundred fifty-two million, nine hundred twenty-seven thousand, four hundred forty".