240041252 has 18 divisors (see below), whose sum is σ = 461733174. Its totient is φ = 109109440.

The previous prime is 240041251. The next prime is 240041261. The reversal of 240041252 is 252140042.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 215972416 + 24068836 = 14696^2 + 4906^2 .

It is not an unprimeable number, because it can be changed into a prime (240041251) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 247493 + ... + 248460.

It is an arithmetic number, because the mean of its divisors is an integer number (25651843).

Almost surely, 2^240041252 is an apocalyptic number.

240041252 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

240041252 is a deficient number, since it is larger than the sum of its proper divisors (221691922).

240041252 is a wasteful number, since it uses less digits than its factorization.

240041252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495979 (or 495966 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 240041252 is about 15493.2647301981. The cubic root of 240041252 is about 621.4821045830.

Adding to 240041252 its reverse (252140042), we get a palindrome (492181294).

The spelling of 240041252 in words is "two hundred forty million, forty-one thousand, two hundred fifty-two".