163486 has 8 divisors (see below), whose sum is σ = 251064. Its totient is φ = 79800.

The previous prime is 163483. The next prime is 163487. The reversal of 163486 is 684361.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 865 + ... + 1036.

It is an arithmetic number, because the mean of its divisors is an integer number (31383).

2¹⁶³⁴⁸⁶ is an apocalyptic number.

163486 is a deficient number, since it is larger than the sum of its proper divisors (87578).

163486 is a wasteful number, since it uses less digits than its factorization.

163486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1946.

The product of its digits is 3456, while the sum is 28.

The square root of 163486 is about 404.3340203347. The cubic root of 163486 is about 54.6797922743.

The spelling of 163486 in words is "one hundred sixty-three thousand, four hundred eighty-six".