134444644 has 24 divisors (see below), whose sum is σ = 245161728. Its totient is φ = 64439520.

The previous prime is 134444641. The next prime is 134444647. The reversal of 134444644 is 446444431.

It is an interprime number because it is at equal distance from previous prime (134444641) and next prime (134444647).

It is not an unprimeable number, because it can be changed into a prime (134444641) 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 7 ways as a sum of consecutive naturals, for example, 8202 + ... + 18334.

It is an arithmetic number, because the mean of its divisors is an integer number (10215072).

Almost surely, 2^134444644 is an apocalyptic number.

It is an amenable number.

134444644 is a deficient number, since it is larger than the sum of its proper divisors (110717084).

134444644 is a wasteful number, since it uses less digits than its factorization.

134444644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10275 (or 10273 counting only the distinct ones).

The product of its digits is 73728, while the sum is 34.

The square root of 134444644 is about 11595.0266925092. The cubic root of 134444644 is about 512.2883761610.

The spelling of 134444644 in words is "one hundred thirty-four million, four hundred forty-four thousand, six hundred forty-four".