134084820 has 48 divisors (see below), whose sum is σ = 377415360. Its totient is φ = 35567616.

The previous prime is 134084809. The next prime is 134084833. The reversal of 134084820 is 28480431.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5791 + ... + 17369.

It is an arithmetic number, because the mean of its divisors is an integer number (7862820).

Almost surely, 2^134084820 is an apocalyptic number.

134084820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a pronic number, being equal to 11579×11580.

It is an amenable number.

134084820 is an abundant number, since it is smaller than the sum of its proper divisors (243330540).

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

134084820 is a wasteful number, since it uses less digits than its factorization.

134084820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11784 (or 11782 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 134084820 is about 11579.4999892051. The cubic root of 134084820 is about 511.8309429239.

The spelling of 134084820 in words is "one hundred thirty-four million, eighty-four thousand, eight hundred twenty".