162887 has 4 divisors (see below), whose sum is σ = 171480. Its totient is φ = 154296.

The previous prime is 162881. The next prime is 162889. The reversal of 162887 is 788261.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 162887 - 2⁶ = 162823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162881) 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, 4268 + ... + 4305.

It is an arithmetic number, because the mean of its divisors is an integer number (42870).

2¹⁶²⁸⁸⁷ is an apocalyptic number.

162887 is a deficient number, since it is larger than the sum of its proper divisors (8593).

162887 is an equidigital number, since it uses as much as digits as its factorization.

162887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8592.

The product of its digits is 5376, while the sum is 32.

The square root of 162887 is about 403.5926163844. The cubic root of 162887 is about 54.6129297113.

The spelling of 162887 in words is "one hundred sixty-two thousand, eight hundred eighty-seven".