136943248 has 40 divisors (see below), whose sum is σ = 290606400. Its totient is φ = 62127744.

The previous prime is 136943207. The next prime is 136943263. The reversal of 136943248 is 842349631.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 136943248.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6693 + ... + 17851.

It is an arithmetic number, because the mean of its divisors is an integer number (7265160).

Almost surely, 2^136943248 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 136943248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145303200).

136943248 is an abundant number, since it is smaller than the sum of its proper divisors (153663152).

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

136943248 is a wasteful number, since it uses less digits than its factorization.

136943248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11239 (or 11233 counting only the distinct ones).

The product of its digits is 124416, while the sum is 40.

The square root of 136943248 is about 11702.2753343100. The cubic root of 136943248 is about 515.4424801832.

The spelling of 136943248 in words is "one hundred thirty-six million, nine hundred forty-three thousand, two hundred forty-eight".