428196163 has 8 divisors (see below), whose sum is σ = 431955216. Its totient is φ = 424444800.

The previous prime is 428196161. The next prime is 428196199. The reversal of 428196163 is 361691824.

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 428196163 - 2¹ = 428196161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (428196161) 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, 186583 + ... + 188863.

It is an arithmetic number, because the mean of its divisors is an integer number (53994402).

Almost surely, 2^428196163 is an apocalyptic number.

428196163 is a deficient number, since it is larger than the sum of its proper divisors (3759053).

428196163 is a wasteful number, since it uses less digits than its factorization.

428196163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3845.

The product of its digits is 62208, while the sum is 40.

The square root of 428196163 is about 20692.9012707257. The cubic root of 428196163 is about 753.7273198001.

The spelling of 428196163 in words is "four hundred twenty-eight million, one hundred ninety-six thousand, one hundred sixty-three".