136044240 has 40 divisors (see below), whose sum is σ = 421737888. Its totient is φ = 36278400.

The previous prime is 136044239. The next prime is 136044257. The reversal of 136044240 is 42440631.

136044240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 136044240.

It is a congruent number.

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, 283186 + ... + 283665.

Almost surely, 2^136044240 is an apocalyptic number.

136044240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136044240 is an abundant number, since it is smaller than the sum of its proper divisors (285693648).

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

136044240 is a wasteful number, since it uses less digits than its factorization.

136044240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566867 (or 566861 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 136044240 is about 11663.8004098150. The cubic root of 136044240 is about 514.3120736049.

Adding to 136044240 its reverse (42440631), we get a palindrome (178484871).

The spelling of 136044240 in words is "one hundred thirty-six million, forty-four thousand, two hundred forty".