1846161 has 6 divisors (see below), whose sum is σ = 2666690. Its totient is φ = 1230768.

The previous prime is 1846157. The next prime is 1846171. The reversal of 1846161 is 1616481.

It can be written as a sum of positive squares in only one way, i.e., 1115136 + 731025 = 1056^2 + 855^2 .

It is not a de Polignac number, because 1846161 - 2² = 1846157 is a prime.

It is a Duffinian number.

It is a Curzon number.

1846161 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1846121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 102556 + ... + 102573.

2^1846161 is an apocalyptic number.

It is an amenable number.

1846161 is a deficient number, since it is larger than the sum of its proper divisors (820529).

1846161 is a wasteful number, since it uses less digits than its factorization.

1846161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205135 (or 205132 counting only the distinct ones).

The product of its digits is 1152, while the sum is 27.

The square root of 1846161 is about 1358.7350735151. The cubic root of 1846161 is about 122.6751292143.

The spelling of 1846161 in words is "one million, eight hundred forty-six thousand, one hundred sixty-one".