240224136 has 16 divisors (see below), whose sum is σ = 600560400. Its totient is φ = 80074704.

The previous prime is 240224129. The next prime is 240224137. The reversal of 240224136 is 631422042.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 10009339 = 240224136 / (2 + 4 + 0 + 2 + 2 + 4 + 1 + 3 + 6).

It is not an unprimeable number, because it can be changed into a prime (240224137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5004646 + ... + 5004693.

It is an arithmetic number, because the mean of its divisors is an integer number (37535025).

Almost surely, 2^240224136 is an apocalyptic number.

It is an amenable number.

240224136 is an abundant number, since it is smaller than the sum of its proper divisors (360336264).

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

240224136 is a wasteful number, since it uses less digits than its factorization.

240224136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10009348 (or 10009344 counting only the distinct ones).

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

The square root of 240224136 is about 15499.1656549635. The cubic root of 240224136 is about 621.6398972949.

Adding to 240224136 its reverse (631422042), we get a palindrome (871646178).

The spelling of 240224136 in words is "two hundred forty million, two hundred twenty-four thousand, one hundred thirty-six".