572969856 has 128 divisors (see below), whose sum is σ = 1586304000. Its totient is φ = 183093248.

The previous prime is 572969851. The next prime is 572969861. The reversal of 572969856 is 658969275.

It is an interprime number because it is at equal distance from previous prime (572969851) and next prime (572969861).

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 572969796 and 572969805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (572969851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 956245 + ... + 956843.

It is an arithmetic number, because the mean of its divisors is an integer number (12393000).

Almost surely, 2^572969856 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 572969856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (793152000).

572969856 is an abundant number, since it is smaller than the sum of its proper divisors (1013334144).

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

572969856 is a wasteful number, since it uses less digits than its factorization.

572969856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716 (or 704 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 57.

The square root of 572969856 is about 23936.7887570576. The cubic root of 572969856 is about 830.5719462321.

The spelling of 572969856 in words is "five hundred seventy-two million, nine hundred sixty-nine thousand, eight hundred fifty-six".