562021816 has 16 divisors (see below), whose sum is σ = 1087784640. Its totient is φ = 271945920.

The previous prime is 562021741. The next prime is 562021841. The reversal of 562021816 is 618120265.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1132861 + ... + 1133356.

It is an arithmetic number, because the mean of its divisors is an integer number (67986540).

Almost surely, 2^562021816 is an apocalyptic number.

It is an amenable number.

562021816 is a deficient number, since it is larger than the sum of its proper divisors (525762824).

562021816 is a wasteful number, since it uses less digits than its factorization.

562021816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2266254 (or 2266250 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 562021816 is about 23706.9993040030. Note that the first 3 decimals coincide. The cubic root of 562021816 is about 825.2478305334.

The spelling of 562021816 in words is "five hundred sixty-two million, twenty-one thousand, eight hundred sixteen".