417964823 has 2 divisors, whose sum is σ = 417964824. Its totient is φ = 417964822.

The previous prime is 417964769. The next prime is 417964867. The reversal of 417964823 is 328469714.

It is an a-pointer prime, because the next prime (417964867) can be obtained adding 417964823 to its sum of digits (44).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 417964823 - 2⁶ = 417964759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (417964423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208982411 + 208982412.

It is an arithmetic number, because the mean of its divisors is an integer number (208982412).

Almost surely, 2^417964823 is an apocalyptic number.

417964823 is a deficient number, since it is larger than the sum of its proper divisors (1).

417964823 is an equidigital number, since it uses as much as digits as its factorization.

417964823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 44.

The square root of 417964823 is about 20444.1880005052. The cubic root of 417964823 is about 747.6756621200.

The spelling of 417964823 in words is "four hundred seventeen million, nine hundred sixty-four thousand, eight hundred twenty-three".