562321320 has 128 divisors (see below), whose sum is σ = 1883312640. Its totient is φ = 133136640.

The previous prime is 562321297. The next prime is 562321337. The reversal of 562321320 is 23123265.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 51807 + ... + 61713.

It is an arithmetic number, because the mean of its divisors is an integer number (14713380).

Almost surely, 2^562321320 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 562321320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (941656320).

562321320 is an abundant number, since it is smaller than the sum of its proper divisors (1320991320).

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

562321320 is a wasteful number, since it uses less digits than its factorization.

562321320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9975 (or 9971 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 562321320 is about 23713.3152469240. The cubic root of 562321320 is about 825.3943972840.

Adding to 562321320 its reverse (23123265), we get a palindrome (585444585).

The spelling of 562321320 in words is "five hundred sixty-two million, three hundred twenty-one thousand, three hundred twenty".