565381952 has 56 divisors (see below), whose sum is σ = 1192962816. Its totient is φ = 265261568.

The previous prime is 565381951. The next prime is 565381961. The reversal of 565381952 is 259183565.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565381951) 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 7 ways as a sum of consecutive naturals, for example, 74393 + ... + 81639.

Almost surely, 2^565381952 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 565381952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (596481408).

565381952 is an abundant number, since it is smaller than the sum of its proper divisors (627580864).

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

565381952 is a wasteful number, since it uses less digits than its factorization.

565381952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7335 (or 7325 counting only the distinct ones).

The product of its digits is 324000, while the sum is 44.

The square root of 565381952 is about 23777.7617113134. The cubic root of 565381952 is about 826.8891885643.

The spelling of 565381952 in words is "five hundred sixty-five million, three hundred eighty-one thousand, nine hundred fifty-two".