1228162 has 8 divisors (see below), whose sum is σ = 1983996. Its totient is φ = 566832.

The previous prime is 1228159. The next prime is 1228163. The reversal of 1228162 is 2618221.

It can be written as a sum of positive squares in 2 ways, for example, as 904401 + 323761 = 951^2 + 569^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1228163) 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, 23593 + ... + 23644.

2^1228162 is an apocalyptic number.

1228162 is a deficient number, since it is larger than the sum of its proper divisors (755834).

1228162 is a wasteful number, since it uses less digits than its factorization.

1228162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47252.

The product of its digits is 384, while the sum is 22.

The square root of 1228162 is about 1108.2247064562. The cubic root of 1228162 is about 107.0907315548.

The spelling of 1228162 in words is "one million, two hundred twenty-eight thousand, one hundred sixty-two".