417056641 has 4 divisors (see below), whose sum is σ = 421356292. Its totient is φ = 412756992.

The previous prime is 417056639. The next prime is 417056659. The reversal of 417056641 is 146650714.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 277722225 + 139334416 = 16665^2 + 11804^2 .

It is a cyclic number.

It is not a de Polignac number, because 417056641 - 2¹ = 417056639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 417056597 and 417056606.

It is not an unprimeable number, because it can be changed into a prime (417056681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2149680 + ... + 2149873.

It is an arithmetic number, because the mean of its divisors is an integer number (105339073).

Almost surely, 2^417056641 is an apocalyptic number.

It is an amenable number.

417056641 is a deficient number, since it is larger than the sum of its proper divisors (4299651).

417056641 is an equidigital number, since it uses as much as digits as its factorization.

417056641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4299650.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 417056641 is about 20421.9646704229. The cubic root of 417056641 is about 747.1337361444.

The spelling of 417056641 in words is "four hundred seventeen million, fifty-six thousand, six hundred forty-one".