419224991 has 2 divisors, whose sum is σ = 419224992. Its totient is φ = 419224990.

The previous prime is 419224961. The next prime is 419225029. The reversal of 419224991 is 199422914.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 419224991 - 2¹⁴ = 419208607 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (419224901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209612495 + 209612496.

It is an arithmetic number, because the mean of its divisors is an integer number (209612496).

Almost surely, 2^419224991 is an apocalyptic number.

419224991 is a deficient number, since it is larger than the sum of its proper divisors (1).

419224991 is an equidigital number, since it uses as much as digits as its factorization.

419224991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 41.

The square root of 419224991 is about 20474.9845176987. The cubic root of 419224991 is about 748.4263246670.

The spelling of 419224991 in words is "four hundred nineteen million, two hundred twenty-four thousand, nine hundred ninety-one".