945417617 has 8 divisors (see below), whose sum is σ = 1003905000. Its totient is φ = 887249664.

The previous prime is 945417607. The next prime is 945417659. The reversal of 945417617 is 716714549.

It can be written as a sum of positive squares in 4 ways, for example, as 560316241 + 385101376 = 23671^2 + 19624^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 945417617 - 2⁴ = 945417601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (945417607) 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, 73742 + ... + 85607.

It is an arithmetic number, because the mean of its divisors is an integer number (125488125).

Almost surely, 2^945417617 is an apocalyptic number.

It is an amenable number.

945417617 is a deficient number, since it is larger than the sum of its proper divisors (58487383).

945417617 is a wasteful number, since it uses less digits than its factorization.

945417617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159715.

The product of its digits is 211680, while the sum is 44.

The square root of 945417617 is about 30747.6440886127. The cubic root of 945417617 is about 981.4644276300.

The spelling of 945417617 in words is "nine hundred forty-five million, four hundred seventeen thousand, six hundred seventeen".