4240305331 has 2 divisors, whose sum is σ = 4240305332. Its totient is φ = 4240305330.

The previous prime is 4240305319. The next prime is 4240305341. The reversal of 4240305331 is 1335030424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4240305331 - 2⁵ = 4240305299 is a prime.

It is a super-2 number, since 2×4240305331² = 35960378600214039122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4240305296 and 4240305305.

It is not a weakly prime, because it can be changed into another prime (4240305341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2120152665 + 2120152666.

It is an arithmetic number, because the mean of its divisors is an integer number (2120152666).

Almost surely, 2^4240305331 is an apocalyptic number.

4240305331 is a deficient number, since it is larger than the sum of its proper divisors (1).

4240305331 is an equidigital number, since it uses as much as digits as its factorization.

4240305331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 4240305331 is about 65117.6268839705. The cubic root of 4240305331 is about 1618.5733172974.

Adding to 4240305331 its reverse (1335030424), we get a palindrome (5575335755).

The spelling of 4240305331 in words is "four billion, two hundred forty million, three hundred five thousand, three hundred thirty-one".