134876784 has 160 divisors (see below), whose sum is σ = 429686784. Its totient is φ = 35608320.

The previous prime is 134876747. The next prime is 134876809. The reversal of 134876784 is 487678431.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 239287 + ... + 239849.

Almost surely, 2^134876784 is an apocalyptic number.

134876784 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134876784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214843392).

134876784 is an abundant number, since it is smaller than the sum of its proper divisors (294810000).

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

134876784 is a wasteful number, since it uses less digits than its factorization.

134876784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635 (or 629 counting only the distinct ones).

The product of its digits is 903168, while the sum is 48.

The square root of 134876784 is about 11613.6464557864. The cubic root of 134876784 is about 512.8366650916.

The spelling of 134876784 in words is "one hundred thirty-four million, eight hundred seventy-six thousand, seven hundred eighty-four".