3240220463 has 2 divisors, whose sum is σ = 3240220464. Its totient is φ = 3240220462.

The previous prime is 3240220429. The next prime is 3240220481. The reversal of 3240220463 is 3640220423.

3240220463 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3240220463 - 2¹⁶ = 3240154927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3240220493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1620110231 + 1620110232.

It is an arithmetic number, because the mean of its divisors is an integer number (1620110232).

Almost surely, 2^3240220463 is an apocalyptic number.

3240220463 is a deficient number, since it is larger than the sum of its proper divisors (1).

3240220463 is an equidigital number, since it uses as much as digits as its factorization.

3240220463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 3240220463 is about 56922.9344201439. The cubic root of 3240220463 is about 1479.7608060909.

Adding to 3240220463 its reverse (3640220423), we get a palindrome (6880440886).

The spelling of 3240220463 in words is "three billion, two hundred forty million, two hundred twenty thousand, four hundred sixty-three".