134884644 has 12 divisors (see below), whose sum is σ = 314730864. Its totient is φ = 44961544.

The previous prime is 134884643. The next prime is 134884657. The reversal of 134884644 is 446488431.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 134884596 and 134884605.

It is not an unprimeable number, because it can be changed into a prime (134884643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5620182 + ... + 5620205.

It is an arithmetic number, because the mean of its divisors is an integer number (26227572).

Almost surely, 2^134884644 is an apocalyptic number.

It is an amenable number.

134884644 is an abundant number, since it is smaller than the sum of its proper divisors (179846220).

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

134884644 is a wasteful number, since it uses less digits than its factorization.

134884644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11240394 (or 11240392 counting only the distinct ones).

The product of its digits is 294912, while the sum is 42.

The square root of 134884644 is about 11613.9848458658. The cubic root of 134884644 is about 512.8466268205.

The spelling of 134884644 in words is "one hundred thirty-four million, eight hundred eighty-four thousand, six hundred forty-four".