417396561 has 8 divisors (see below), whose sum is σ = 562782240. Its totient is φ = 275137632.

The previous prime is 417396509. The next prime is 417396569. The reversal of 417396561 is 165693714.

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

It is not a de Polignac number, because 417396561 - 2¹⁷ = 417265489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (417396569) 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, 781375 + ... + 781908.

It is an arithmetic number, because the mean of its divisors is an integer number (70347780).

Almost surely, 2^417396561 is an apocalyptic number.

It is an amenable number.

417396561 is a deficient number, since it is larger than the sum of its proper divisors (145385679).

417396561 is a wasteful number, since it uses less digits than its factorization.

417396561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1563375.

The product of its digits is 136080, while the sum is 42.

The square root of 417396561 is about 20430.2853871403. The cubic root of 417396561 is about 747.3366636031.

The spelling of 417396561 in words is "four hundred seventeen million, three hundred ninety-six thousand, five hundred sixty-one".