417494669 has 2 divisors, whose sum is σ = 417494670. Its totient is φ = 417494668.

The previous prime is 417494641. The next prime is 417494699. The reversal of 417494669 is 966494714.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 286117225 + 131377444 = 16915^2 + 11462^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-417494669 is a prime.

It is a super-2 number, since 2×417494669² = 348603597286839122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (417494699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208747334 + 208747335.

It is an arithmetic number, because the mean of its divisors is an integer number (208747335).

Almost surely, 2^417494669 is an apocalyptic number.

It is an amenable number.

417494669 is a deficient number, since it is larger than the sum of its proper divisors (1).

417494669 is an equidigital number, since it uses as much as digits as its factorization.

417494669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368, while the sum is 50.

The square root of 417494669 is about 20432.6862893747. The cubic root of 417494669 is about 747.3952122101.

The spelling of 417494669 in words is "four hundred seventeen million, four hundred ninety-four thousand, six hundred sixty-nine".