240132329 has 4 divisors (see below), whose sum is σ = 240524676. Its totient is φ = 239739984.

The previous prime is 240132311. The next prime is 240132349. The reversal of 240132329 is 923231042.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 923231042 = 2 ⋅461615521.

It can be written as a sum of positive squares in 2 ways, for example, as 19669225 + 220463104 = 4435^2 + 14848^2 .

It is a cyclic number.

It is not a de Polignac number, because 240132329 - 2⁸ = 240132073 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 240132298 and 240132307.

It is not an unprimeable number, because it can be changed into a prime (240132349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195254 + ... + 196479.

It is an arithmetic number, because the mean of its divisors is an integer number (60131169).

Almost surely, 2^240132329 is an apocalyptic number.

It is an amenable number.

240132329 is a deficient number, since it is larger than the sum of its proper divisors (392347).

240132329 is an equidigital number, since it uses as much as digits as its factorization.

240132329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392346.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 240132329 is about 15496.2036963896. The cubic root of 240132329 is about 621.5606960305.

The spelling of 240132329 in words is "two hundred forty million, one hundred thirty-two thousand, three hundred twenty-nine".