240125136 has 80 divisors (see below), whose sum is σ = 663421824. Its totient is φ = 74575872.

The previous prime is 240125131. The next prime is 240125159. The reversal of 240125136 is 631521042.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240125131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82620 + ... + 85476.

Almost surely, 2^240125136 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 240125136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (331710912).

240125136 is an abundant number, since it is smaller than the sum of its proper divisors (423296688).

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

240125136 is a wasteful number, since it uses less digits than its factorization.

240125136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2988 (or 2982 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 240125136 is about 15495.9716055496. The cubic root of 240125136 is about 621.5544898264.

Adding to 240125136 its reverse (631521042), we get a palindrome (871646178).

The spelling of 240125136 in words is "two hundred forty million, one hundred twenty-five thousand, one hundred thirty-six".