134237568 has 64 divisors (see below), whose sum is σ = 372096000. Its totient is φ = 42797568.

The previous prime is 134237563. The next prime is 134237611. The reversal of 134237568 is 865732431.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134237563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1233 + ... + 16431.

It is an arithmetic number, because the mean of its divisors is an integer number (5814000).

Almost surely, 2^134237568 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 134237568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186048000).

134237568 is an abundant number, since it is smaller than the sum of its proper divisors (237858432).

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

134237568 is a wasteful number, since it uses less digits than its factorization.

134237568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15239 (or 15227 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 134237568 is about 11586.0937334375. The cubic root of 134237568 is about 512.0252266216.

Adding to 134237568 its reverse (865732431), we get a palindrome (999969999).

The spelling of 134237568 in words is "one hundred thirty-four million, two hundred thirty-seven thousand, five hundred sixty-eight".