537735568 has 80 divisors (see below), whose sum is σ = 1179299520. Its totient is φ = 236003328.

The previous prime is 537735563. The next prime is 537735571. The reversal of 537735568 is 865537735.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (537735563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 345480 + ... + 347032.

It is an arithmetic number, because the mean of its divisors is an integer number (14741244).

Almost surely, 2^537735568 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 537735568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (589649760).

537735568 is an abundant number, since it is smaller than the sum of its proper divisors (641563952).

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

537735568 is a wasteful number, since it uses less digits than its factorization.

537735568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1664 (or 1658 counting only the distinct ones).

The product of its digits is 2646000, while the sum is 49.

The square root of 537735568 is about 23189.1260723642. The cubic root of 537735568 is about 813.1854283291.

The spelling of 537735568 in words is "five hundred thirty-seven million, seven hundred thirty-five thousand, five hundred sixty-eight".