562947840 has 576 divisors, whose sum is σ = 2472422400. Its totient is φ = 118112256.

The previous prime is 562947823. The next prime is 562947857. The reversal of 562947840 is 48749265.

It is a happy number.

562947840 is a `hidden beast` number, since 562 + 9 + 4 + 7 + 84 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (562947823) and next prime (562947857).

It is a tau number, because it is divible by the number of its divisors (576).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3144871 + ... + 3145049.

It is an arithmetic number, because the mean of its divisors is an integer number (4292400).

Almost surely, 2^562947840 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 562947840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1236211200).

562947840 is an abundant number, since it is smaller than the sum of its proper divisors (1909474560).

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

562947840 is a wasteful number, since it uses less digits than its factorization.

562947840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 562947840 is about 23726.5218689971. The cubic root of 562947840 is about 825.7008259771.

The spelling of 562947840 in words is "five hundred sixty-two million, nine hundred forty-seven thousand, eight hundred forty".