652257792 has 160 divisors (see below), whose sum is σ = 1998532800. Its totient is φ = 209793024.

The previous prime is 652257773. The next prime is 652257799. The reversal of 652257792 is 297752256.

652257792 is a `hidden beast` number, since 6 + 522 + 57 + 79 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (652257799) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 400083 + ... + 401709.

It is an arithmetic number, because the mean of its divisors is an integer number (12490830).

Almost surely, 2^652257792 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 652257792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (999266400).

652257792 is an abundant number, since it is smaller than the sum of its proper divisors (1346275008).

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

652257792 is a wasteful number, since it uses less digits than its factorization.

652257792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1683 (or 1661 counting only the distinct ones).

The product of its digits is 529200, while the sum is 45.

The square root of 652257792 is about 25539.3381276806. The cubic root of 652257792 is about 867.2409143607.

The spelling of 652257792 in words is "six hundred fifty-two million, two hundred fifty-seven thousand, seven hundred ninety-two".