562854820 has 96 divisors (see below), whose sum is σ = 1323858816. Its totient is φ = 199296000.

The previous prime is 562854797. The next prime is 562854833. The reversal of 562854820 is 28458265.

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, 1621887 + ... + 1622233.

It is an arithmetic number, because the mean of its divisors is an integer number (13790196).

Almost surely, 2^562854820 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 562854820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (661929408).

562854820 is an abundant number, since it is smaller than the sum of its proper divisors (761003996).

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

562854820 is a wasteful number, since it uses less digits than its factorization.

562854820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541 (or 539 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 40.

The square root of 562854820 is about 23724.5615344099. The cubic root of 562854820 is about 825.6553446044.

The spelling of 562854820 in words is "five hundred sixty-two million, eight hundred fifty-four thousand, eight hundred twenty".