1216162 has 8 divisors (see below), whose sum is σ = 1841616. Its totient is φ = 602292.

The previous prime is 1216151. The next prime is 1216177. The reversal of 1216162 is 2616121.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2628 + ... + 3055.

It is an arithmetic number, because the mean of its divisors is an integer number (230202).

2^1216162 is an apocalyptic number.

1216162 is a deficient number, since it is larger than the sum of its proper divisors (625454).

1216162 is a wasteful number, since it uses less digits than its factorization.

1216162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5792.

The product of its digits is 144, while the sum is 19.

The square root of 1216162 is about 1102.7973521912. The cubic root of 1216162 is about 106.7408056624.

It can be divided in two parts, 1216 and 162, that added together give a triangular number (1378 = T₅₂).

The spelling of 1216162 in words is "one million, two hundred sixteen thousand, one hundred sixty-two".