1665162 has 24 divisors (see below), whose sum is σ = 3656640. Its totient is φ = 547560.

The previous prime is 1665161. The next prime is 1665173. The reversal of 1665162 is 2615661.

It is a happy number.

1665162 is a `hidden beast` number, since 1 + 6 + 651 + 6 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (1665161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 837 + ... + 2007.

It is an arithmetic number, because the mean of its divisors is an integer number (152360).

2^1665162 is an apocalyptic number.

1665162 is an abundant number, since it is smaller than the sum of its proper divisors (1991478).

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

1665162 is a wasteful number, since it uses less digits than its factorization.

1665162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258 (or 1255 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 1665162 is about 1290.4115622545. The cubic root of 1665162 is about 118.5274198152.

The spelling of 1665162 in words is "one million, six hundred sixty-five thousand, one hundred sixty-two".