134342568 has 96 divisors (see below), whose sum is σ = 394790760. Its totient is φ = 41103360.

The previous prime is 134342513. The next prime is 134342569. The reversal of 134342568 is 865243431.

134342568 is a `hidden beast` number, since 13 + 43 + 42 + 568 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 58339044 + 76003524 = 7638^2 + 8718^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (134342569) 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 23 ways as a sum of consecutive naturals, for example, 48846 + ... + 51522.

Almost surely, 2^134342568 is an apocalyptic number.

134342568 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134342568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197395380).

134342568 is an abundant number, since it is smaller than the sum of its proper divisors (260448192).

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

134342568 is a wasteful number, since it uses less digits than its factorization.

134342568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2747 (or 2740 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 134342568 is about 11590.6241419520. The cubic root of 134342568 is about 512.1586930773.

Adding to 134342568 its reverse (865243431), we get a palindrome (999585999).

The spelling of 134342568 in words is "one hundred thirty-four million, three hundred forty-two thousand, five hundred sixty-eight".