162887856 has 80 divisors (see below), whose sum is σ = 429496320. Its totient is φ = 53187840.

The previous prime is 162887833. The next prime is 162887861. The reversal of 162887856 is 658788261.

162887856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 162887799 and 162887808.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 852721 + ... + 852911.

It is an arithmetic number, because the mean of its divisors is an integer number (5368704).

Almost surely, 2^162887856 is an apocalyptic number.

162887856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162887856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214748160).

162887856 is an abundant number, since it is smaller than the sum of its proper divisors (266608464).

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

162887856 is a wasteful number, since it uses less digits than its factorization.

162887856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474 (or 468 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 51.

The square root of 162887856 is about 12762.7526811421. The cubic root of 162887856 is about 546.1302537797.

The spelling of 162887856 in words is "one hundred sixty-two million, eight hundred eighty-seven thousand, eight hundred fifty-six".