4450422491 has 2 divisors, whose sum is σ = 4450422492. Its totient is φ = 4450422490.

The previous prime is 4450422479. The next prime is 4450422533. The reversal of 4450422491 is 1942240544.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4450422491 is a prime.

It is not a weakly prime, because it can be changed into another prime (4450422461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2225211245 + 2225211246.

It is an arithmetic number, because the mean of its divisors is an integer number (2225211246).

Almost surely, 2^4450422491 is an apocalyptic number.

4450422491 is a deficient number, since it is larger than the sum of its proper divisors (1).

4450422491 is an equidigital number, since it uses as much as digits as its factorization.

4450422491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46080, while the sum is 35.

The square root of 4450422491 is about 66711.4869494003. The cubic root of 4450422491 is about 1644.8782091568.

The spelling of 4450422491 in words is "four billion, four hundred fifty million, four hundred twenty-two thousand, four hundred ninety-one".