1841872 has 10 divisors (see below), whose sum is σ = 3568658. Its totient is φ = 920928.

The previous prime is 1841869. The next prime is 1841891. The reversal of 1841872 is 2781481.

It can be written as a sum of positive squares in only one way, i.e., 1838736 + 3136 = 1356^2 + 56^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57543 + ... + 57574.

2^1841872 is an apocalyptic number.

It is an amenable number.

1841872 is a deficient number, since it is larger than the sum of its proper divisors (1726786).

1841872 is a wasteful number, since it uses less digits than its factorization.

1841872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115125 (or 115119 counting only the distinct ones).

The product of its digits is 3584, while the sum is 31.

The square root of 1841872 is about 1357.1558495619. The cubic root of 1841872 is about 122.5800559588.

The spelling of 1841872 in words is "one million, eight hundred forty-one thousand, eight hundred seventy-two".