652501600 has 36 divisors (see below), whose sum is σ = 1592921484. Its totient is φ = 261000320.

The previous prime is 652501589. The next prime is 652501607. The reversal of 652501600 is 6105256.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652501607) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 407014 + ... + 408613.

It is an arithmetic number, because the mean of its divisors is an integer number (44247819).

Almost surely, 2^652501600 is an apocalyptic number.

It is an amenable number.

652501600 is an abundant number, since it is smaller than the sum of its proper divisors (940419884).

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

652501600 is a wasteful number, since it uses less digits than its factorization.

652501600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815647 (or 815634 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 652501600 is about 25544.1108672821. The cubic root of 652501600 is about 867.3489564754.

Adding to 652501600 its reverse (6105256), we get a palindrome (658606856).

The spelling of 652501600 in words is "six hundred fifty-two million, five hundred one thousand, six hundred".