136784466 has 96 divisors (see below), whose sum is σ = 368484480. Its totient is φ = 35707392.

The previous prime is 136784447. The next prime is 136784489. The reversal of 136784466 is 664487631.

It is a happy number.

136784466 is a `hidden beast` number, since 136 + 78 + 446 + 6 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 184725 + ... + 185463.

It is an arithmetic number, because the mean of its divisors is an integer number (3838380).

Almost surely, 2^136784466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136784466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184242240).

136784466 is an abundant number, since it is smaller than the sum of its proper divisors (231700014).

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

136784466 is a wasteful number, since it uses less digits than its factorization.

136784466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880 (or 877 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 136784466 is about 11695.4891304297. The cubic root of 136784466 is about 515.2431892579.

The spelling of 136784466 in words is "one hundred thirty-six million, seven hundred eighty-four thousand, four hundred sixty-six".