240662321 has 2 divisors, whose sum is σ = 240662322. Its totient is φ = 240662320.

The previous prime is 240662311. The next prime is 240662371. The reversal of 240662321 is 123266042.

240662321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 185368225 + 55294096 = 13615^2 + 7436^2 .

It is a cyclic number.

It is not a de Polignac number, because 240662321 - 2²² = 236468017 is a prime.

It is not a weakly prime, because it can be changed into another prime (240662311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120331160 + 120331161.

It is an arithmetic number, because the mean of its divisors is an integer number (120331161).

Almost surely, 2^240662321 is an apocalyptic number.

It is an amenable number.

240662321 is a deficient number, since it is larger than the sum of its proper divisors (1).

240662321 is an equidigital number, since it uses as much as digits as its factorization.

240662321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 240662321 is about 15513.2949756008. The cubic root of 240662321 is about 622.0176387233.

The spelling of 240662321 in words is "two hundred forty million, six hundred sixty-two thousand, three hundred twenty-one".