469919641 has 2 divisors, whose sum is σ = 469919642. Its totient is φ = 469919640.

The previous prime is 469919623. The next prime is 469919651. The reversal of 469919641 is 146919964.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 292923225 + 176996416 = 17115^2 + 13304^2 .

It is a cyclic number.

It is not a de Polignac number, because 469919641 - 2¹¹ = 469917593 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (469919651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234959820 + 234959821.

It is an arithmetic number, because the mean of its divisors is an integer number (234959821).

Almost surely, 2^469919641 is an apocalyptic number.

It is an amenable number.

469919641 is a deficient number, since it is larger than the sum of its proper divisors (1).

469919641 is an equidigital number, since it uses as much as digits as its factorization.

469919641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 419904, while the sum is 49.

The square root of 469919641 is about 21677.6299673188. The cubic root of 469919641 is about 777.4536958877.

The spelling of 469919641 in words is "four hundred sixty-nine million, nine hundred nineteen thousand, six hundred forty-one".