134205648 has 40 divisors (see below), whose sum is σ = 352581600. Its totient is φ = 43976064.

The previous prime is 134205647. The next prime is 134205653. The reversal of 134205648 is 846502431.

It is a super-2 number, since 2×134205648² = 36022311910199808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134205647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20863 + ... + 26526.

It is an arithmetic number, because the mean of its divisors is an integer number (8814540).

Almost surely, 2^134205648 is an apocalyptic number.

It is an amenable number.

134205648 is an abundant number, since it is smaller than the sum of its proper divisors (218375952).

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

134205648 is a wasteful number, since it uses less digits than its factorization.

134205648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47459 (or 47453 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 134205648 is about 11584.7161380847. The cubic root of 134205648 is about 511.9846390248.

The spelling of 134205648 in words is "one hundred thirty-four million, two hundred five thousand, six hundred forty-eight".