3226450991 has 2 divisors, whose sum is σ = 3226450992. Its totient is φ = 3226450990.

The previous prime is 3226450987. The next prime is 3226451003. The reversal of 3226450991 is 1990546223.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3226450991 - 2² = 3226450987 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3226450901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1613225495 + 1613225496.

It is an arithmetic number, because the mean of its divisors is an integer number (1613225496).

Almost surely, 2^3226450991 is an apocalyptic number.

3226450991 is a deficient number, since it is larger than the sum of its proper divisors (1).

3226450991 is an equidigital number, since it uses as much as digits as its factorization.

3226450991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 3226450991 is about 56801.8572847755. The cubic root of 3226450991 is about 1477.6617250964.

The spelling of 3226450991 in words is "three billion, two hundred twenty-six million, four hundred fifty thousand, nine hundred ninety-one".