136859712 has 168 divisors, whose sum is σ = 410248608. Its totient is φ = 40212480.

The previous prime is 136859693. The next prime is 136859753. The reversal of 136859712 is 217958631.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 998908 + ... + 999044.

It is an arithmetic number, because the mean of its divisors is an integer number (2441956).

Almost surely, 2^136859712 is an apocalyptic number.

136859712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136859712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205124304).

136859712 is an abundant number, since it is smaller than the sum of its proper divisors (273388896).

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

136859712 is a wasteful number, since it uses less digits than its factorization.

136859712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217 (or 196 counting only the distinct ones).

The product of its digits is 90720, while the sum is 42.

The square root of 136859712 is about 11698.7055694209. The cubic root of 136859712 is about 515.3376514511.

The spelling of 136859712 in words is "one hundred thirty-six million, eight hundred fifty-nine thousand, seven hundred twelve".