8021162 has 4 divisors (see below), whose sum is σ = 12031746. Its totient is φ = 4010580.

The previous prime is 8021159. The next prime is 8021171. The reversal of 8021162 is 2611208.

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

It can be written as a sum of positive squares in only one way, i.e., 7845601 + 175561 = 2801^2 + 419^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2005289 + ... + 2005292.

Almost surely, 2^8021162 is an apocalyptic number.

8021162 is a deficient number, since it is larger than the sum of its proper divisors (4010584).

8021162 is a wasteful number, since it uses less digits than its factorization.

8021162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4010583.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 8021162 is about 2832.1656025028. The cubic root of 8021162 is about 200.1761947315.

The spelling of 8021162 in words is "eight million, twenty-one thousand, one hundred sixty-two".