134344672 has 72 divisors (see below), whose sum is σ = 335686680. Its totient is φ = 52335360.

The previous prime is 134344667. The next prime is 134344673. The reversal of 134344672 is 276443431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134344673) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13354 + ... + 21142.

It is an arithmetic number, because the mean of its divisors is an integer number (4662315).

Almost surely, 2^134344672 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 134344672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167843340).

134344672 is an abundant number, since it is smaller than the sum of its proper divisors (201342008).

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

134344672 is a wasteful number, since it uses less digits than its factorization.

134344672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7824 (or 7809 counting only the distinct ones).

The product of its digits is 48384, while the sum is 34.

The square root of 134344672 is about 11590.7149046122. The cubic root of 134344672 is about 512.1613667800.

The spelling of 134344672 in words is "one hundred thirty-four million, three hundred forty-four thousand, six hundred seventy-two".