417828161 has 8 divisors (see below), whose sum is σ = 431284800. Its totient is φ = 404485488.

The previous prime is 417828149. The next prime is 417828181. The reversal of 417828161 is 161828714.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-417828161 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (417828121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21011 + ... + 35736.

It is an arithmetic number, because the mean of its divisors is an integer number (53910600).

Almost surely, 2^417828161 is an apocalyptic number.

It is an amenable number.

417828161 is a deficient number, since it is larger than the sum of its proper divisors (13456639).

417828161 is a wasteful number, since it uses less digits than its factorization.

417828161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56983.

The product of its digits is 21504, while the sum is 38.

The square root of 417828161 is about 20440.8454081528. The cubic root of 417828161 is about 747.5941640415.

The spelling of 417828161 in words is "four hundred seventeen million, eight hundred twenty-eight thousand, one hundred sixty-one".