240331130 has 32 divisors (see below), whose sum is σ = 466606224. Its totient is φ = 88598016.

The previous prime is 240331093. The next prime is 240331153. The reversal of 240331130 is 31133042.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1968409 + 238362721 = 1403^2 + 15439^2 .

It is a junction number, because it is equal to n+sod(n) for n = 240331099 and 240331108.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120824 + ... + 122796.

Almost surely, 2^240331130 is an apocalyptic number.

240331130 is a deficient number, since it is larger than the sum of its proper divisors (226275094).

240331130 is a wasteful number, since it uses less digits than its factorization.

240331130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2930.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 240331130 is about 15502.6168758697. The cubic root of 240331130 is about 621.7321748211.

Adding to 240331130 its reverse (31133042), we get a palindrome (271464172).

It can be divided in two parts, 2403 and 31130, that added together give a palindrome (33533).

The spelling of 240331130 in words is "two hundred forty million, three hundred thirty-one thousand, one hundred thirty".