163902 has 16 divisors (see below), whose sum is σ = 334080. Its totient is φ = 53592.

The previous prime is 163901. The next prime is 163909. The reversal of 163902 is 209361.

163902 is nontrivially palindromic in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123 + ... + 585.

It is an arithmetic number, because the mean of its divisors is an integer number (20880).

2¹⁶³⁹⁰² is an apocalyptic number.

163902 is an abundant number, since it is smaller than the sum of its proper divisors (170178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163902 is a wasteful number, since it uses less digits than its factorization.

163902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527.

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 163902 is about 404.8481196696. The cubic root of 163902 is about 54.7261316699.

It can be divided in two parts, 1 and 63902, that added together give a triangular number (63903 = T₃₅₇).

The spelling of 163902 in words is "one hundred sixty-three thousand, nine hundred two".