845104317 has 8 divisors (see below), whose sum is σ = 1141069440. Its totient is φ = 556271040.

The previous prime is 845104301. The next prime is 845104319. The reversal of 845104317 is 713401548.

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

It is not a de Polignac number, because 845104317 - 2⁴ = 845104301 is a prime.

It is a super-2 number, since 2×845104317² = 1428402613224072978, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (845104319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1782684 + ... + 1783157.

It is an arithmetic number, because the mean of its divisors is an integer number (142633680).

Almost surely, 2^845104317 is an apocalyptic number.

It is an amenable number.

845104317 is a deficient number, since it is larger than the sum of its proper divisors (295965123).

845104317 is a wasteful number, since it uses less digits than its factorization.

845104317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3565923.

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 845104317 is about 29070.6779590707. The cubic root of 845104317 is about 945.4460971562.

The spelling of 845104317 in words is "eight hundred forty-five million, one hundred four thousand, three hundred seventeen".