999041617 has 8 divisors (see below), whose sum is σ = 1143325376. Its totient is φ = 855148752.

The previous prime is 999041609. The next prime is 999041633. The reversal of 999041617 is 716140999.

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 999041617 - 2³ = 999041609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (999041647) 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, 92223 + ... + 102484.

It is an arithmetic number, because the mean of its divisors is an integer number (142915672).

Almost surely, 2^999041617 is an apocalyptic number.

It is an amenable number.

999041617 is a deficient number, since it is larger than the sum of its proper divisors (144283759).

999041617 is a wasteful number, since it uses less digits than its factorization.

999041617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195447.

The product of its (nonzero) digits is 122472, while the sum is 46.

The square root of 999041617 is about 31607.6196035070. The cubic root of 999041617 is about 999.6804368903.

The spelling of 999041617 in words is "nine hundred ninety-nine million, forty-one thousand, six hundred seventeen".