562940820 has 96 divisors (see below), whose sum is σ = 1886115840. Its totient is φ = 138568320.

The previous prime is 562940813. The next prime is 562940843. The reversal of 562940820 is 28049265.

It is a happy number.

562940820 is a `hidden beast` number, since 5 + 629 + 4 + 0 + 8 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 33076 + ... + 47115.

It is an arithmetic number, because the mean of its divisors is an integer number (19647040).

Almost surely, 2^562940820 is an apocalyptic number.

It is an amenable number.

562940820 is an abundant number, since it is smaller than the sum of its proper divisors (1323175020).

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

562940820 is a wasteful number, since it uses less digits than its factorization.

562940820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80222 (or 80214 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 562940820 is about 23726.3739328200. The cubic root of 562940820 is about 825.6973937800.

The spelling of 562940820 in words is "five hundred sixty-two million, nine hundred forty thousand, eight hundred twenty".