240572238 has 16 divisors (see below), whose sum is σ = 481541760. Its totient is φ = 80124536.

The previous prime is 240572231. The next prime is 240572239. The reversal of 240572238 is 832275042.

It is a junction number, because it is equal to n+sod(n) for n = 240572199 and 240572208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240572231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8370 + ... + 23477.

It is an arithmetic number, because the mean of its divisors is an integer number (30096360).

Almost surely, 2^240572238 is an apocalyptic number.

240572238 is an abundant number, since it is smaller than the sum of its proper divisors (240969522).

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

240572238 is a wasteful number, since it uses less digits than its factorization.

240572238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33111.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 240572238 is about 15510.3912910023. The cubic root of 240572238 is about 621.9400193055.

The spelling of 240572238 in words is "two hundred forty million, five hundred seventy-two thousand, two hundred thirty-eight".