949017917 has 8 divisors (see below), whose sum is σ = 961715160. Its totient is φ = 936385600.

The previous prime is 949017889. The next prime is 949017919. The reversal of 949017917 is 719710949.

It can be written as a sum of positive squares in 4 ways, for example, as 783664036 + 165353881 = 27994^2 + 12859^2 .

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-949017917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (949017919) 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, 13559 + ... + 45627.

It is an arithmetic number, because the mean of its divisors is an integer number (120214395).

Almost surely, 2^949017917 is an apocalyptic number.

It is an amenable number.

949017917 is a deficient number, since it is larger than the sum of its proper divisors (12697243).

949017917 is a wasteful number, since it uses less digits than its factorization.

949017917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32463.

The product of its (nonzero) digits is 142884, while the sum is 47.

The square root of 949017917 is about 30806.1344053421. The cubic root of 949017917 is about 982.7087068144.

The spelling of 949017917 in words is "nine hundred forty-nine million, seventeen thousand, nine hundred seventeen".