162873888 has 48 divisors (see below), whose sum is σ = 432716256. Its totient is φ = 53634560.

The previous prime is 162873883. The next prime is 162873899. The reversal of 162873888 is 888378261.

162873888 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 162873888.

It is not an unprimeable number, because it can be changed into a prime (162873881) 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, 2253 + ... + 18188.

It is an arithmetic number, because the mean of its divisors is an integer number (9014922).

Almost surely, 2^162873888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162873888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (216358128).

162873888 is an abundant number, since it is smaller than the sum of its proper divisors (269842368).

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

162873888 is a wasteful number, since it uses less digits than its factorization.

162873888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20537 (or 20529 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 51.

The square root of 162873888 is about 12762.2054520369. The cubic root of 162873888 is about 546.1146427010.

The spelling of 162873888 in words is "one hundred sixty-two million, eight hundred seventy-three thousand, eight hundred eighty-eight".