134216836 has 96 divisors (see below), whose sum is σ = 288731520. Its totient is φ = 53913600.

The previous prime is 134216827. The next prime is 134216837. The reversal of 134216836 is 638612431.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (134216837) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1024491 + ... + 1024621.

It is an arithmetic number, because the mean of its divisors is an integer number (3007620).

Almost surely, 2^134216836 is an apocalyptic number.

It is an amenable number.

134216836 is an abundant number, since it is smaller than the sum of its proper divisors (154514684).

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

134216836 is a wasteful number, since it uses less digits than its factorization.

134216836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245 (or 243 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 134216836 is about 11585.1990056278. The cubic root of 134216836 is about 511.9988657608.

The spelling of 134216836 in words is "one hundred thirty-four million, two hundred sixteen thousand, eight hundred thirty-six".