398536017 has 8 divisors (see below), whose sum is σ = 579688800. Its totient is φ = 241536960.

The previous prime is 398536007. The next prime is 398536027. The reversal of 398536017 is 710635893.

It is an interprime number because it is at equal distance from previous prime (398536007) and next prime (398536027).

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

It is not a de Polignac number, because 398536017 - 2¹¹ = 398533969 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 398536017.

It is not an unprimeable number, because it can be changed into a prime (398536007) 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, 6038392 + ... + 6038457.

It is an arithmetic number, because the mean of its divisors is an integer number (72461100).

Almost surely, 2^398536017 is an apocalyptic number.

It is an amenable number.

398536017 is a deficient number, since it is larger than the sum of its proper divisors (181152783).

398536017 is a wasteful number, since it uses less digits than its factorization.

398536017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12076863.

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

The square root of 398536017 is about 19963.3668753545. The cubic root of 398536017 is about 735.9063076082.

The spelling of 398536017 in words is "three hundred ninety-eight million, five hundred thirty-six thousand, seventeen".