136684352 has 112 divisors (see below), whose sum is σ = 333134208. Its totient is φ = 54312960.

The previous prime is 136684277. The next prime is 136684391. The reversal of 136684352 is 253486631.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×136684352² = 37365224163319808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 997628 + ... + 997764.

Almost surely, 2^136684352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136684352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166567104).

136684352 is an abundant number, since it is smaller than the sum of its proper divisors (196449856).

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

136684352 is a wasteful number, since it uses less digits than its factorization.

136684352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304 (or 294 counting only the distinct ones).

The product of its digits is 103680, while the sum is 38.

The square root of 136684352 is about 11691.2083207853. The cubic root of 136684352 is about 515.1174545942.

The spelling of 136684352 in words is "one hundred thirty-six million, six hundred eighty-four thousand, three hundred fifty-two".