565135326 has 96 divisors (see below), whose sum is σ = 1495169280. Its totient is φ = 157680432.

The previous prime is 565135313. The next prime is 565135327. The reversal of 565135326 is 623531565.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565135327) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 111295 + ... + 116261.

It is an arithmetic number, because the mean of its divisors is an integer number (15574680).

Almost surely, 2^565135326 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 565135326, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (747584640).

565135326 is an abundant number, since it is smaller than the sum of its proper divisors (930033954).

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

565135326 is a wasteful number, since it uses less digits than its factorization.

565135326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5035 (or 5022 counting only the distinct ones).

The product of its digits is 81000, while the sum is 36.

The square root of 565135326 is about 23772.5750813832. The cubic root of 565135326 is about 826.7689382733.

The spelling of 565135326 in words is "five hundred sixty-five million, one hundred thirty-five thousand, three hundred twenty-six".