134668836 has 36 divisors (see below), whose sum is σ = 351396864. Its totient is φ = 43441200.

The previous prime is 134668801. The next prime is 134668847. The reversal of 134668836 is 638866431.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 134668791 and 134668800.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59220 + ... + 61451.

It is an arithmetic number, because the mean of its divisors is an integer number (9761024).

Almost surely, 2^134668836 is an apocalyptic number.

It is an amenable number.

134668836 is an abundant number, since it is smaller than the sum of its proper divisors (216728028).

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

134668836 is a wasteful number, since it uses less digits than its factorization.

134668836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120712 (or 120707 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The square root of 134668836 is about 11604.6902586842. The cubic root of 134668836 is about 512.5729720405.

The spelling of 134668836 in words is "one hundred thirty-four million, six hundred sixty-eight thousand, eight hundred thirty-six".