240226321 has 2 divisors, whose sum is σ = 240226322. Its totient is φ = 240226320.

The previous prime is 240226279. The next prime is 240226351. The reversal of 240226321 is 123622042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 177182721 + 63043600 = 13311^2 + 7940^2 .

It is a cyclic number.

It is not a de Polignac number, because 240226321 - 2¹⁵ = 240193553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 240226292 and 240226301.

It is not a weakly prime, because it can be changed into another prime (240226351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120113160 + 120113161.

It is an arithmetic number, because the mean of its divisors is an integer number (120113161).

Almost surely, 2^240226321 is an apocalyptic number.

It is an amenable number.

240226321 is a deficient number, since it is larger than the sum of its proper divisors (1).

240226321 is an equidigital number, since it uses as much as digits as its factorization.

240226321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 240226321 is about 15499.2361424684. The cubic root of 240226321 is about 621.6417820334.

Adding to 240226321 its reverse (123622042), we get a palindrome (363848363).

The spelling of 240226321 in words is "two hundred forty million, two hundred twenty-six thousand, three hundred twenty-one".