134291444 has 24 divisors (see below), whose sum is σ = 268833600. Its totient is φ = 57499776.

The previous prime is 134291419. The next prime is 134291447. The reversal of 134291444 is 444192431.

It is a self number, because there is not a number n which added to its sum of digits gives 134291444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134291447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48407 + ... + 51105.

It is an arithmetic number, because the mean of its divisors is an integer number (11201400).

Almost surely, 2^134291444 is an apocalyptic number.

134291444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

134291444 is an abundant number, since it is smaller than the sum of its proper divisors (134542156).

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

134291444 is a wasteful number, since it uses less digits than its factorization.

134291444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4487 (or 4485 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The square root of 134291444 is about 11588.4185288589. The cubic root of 134291444 is about 512.0937175859.

The spelling of 134291444 in words is "one hundred thirty-four million, two hundred ninety-one thousand, four hundred forty-four".