652243224 has 64 divisors (see below), whose sum is σ = 1689984000. Its totient is φ = 209554560.

The previous prime is 652243219. The next prime is 652243231. The reversal of 652243224 is 422342256.

It is a junction number, because it is equal to n+sod(n) for n = 652243191 and 652243200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198507 + ... + 201765.

It is an arithmetic number, because the mean of its divisors is an integer number (26406000).

Almost surely, 2^652243224 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 652243224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (844992000).

652243224 is an abundant number, since it is smaller than the sum of its proper divisors (1037740776).

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

652243224 is a wasteful number, since it uses less digits than its factorization.

652243224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3568 (or 3564 counting only the distinct ones).

The product of its digits is 23040, while the sum is 30.

The square root of 652243224 is about 25539.0529190101. The cubic root of 652243224 is about 867.2344577828.

The spelling of 652243224 in words is "six hundred fifty-two million, two hundred forty-three thousand, two hundred twenty-four".