1836728 has 8 divisors (see below), whose sum is σ = 3443880. Its totient is φ = 918360.

The previous prime is 1836727. The next prime is 1836733. The reversal of 1836728 is 8276381.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1836727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114788 + ... + 114803.

It is an arithmetic number, because the mean of its divisors is an integer number (430485).

2^1836728 is an apocalyptic number.

It is an amenable number.

1836728 is a deficient number, since it is larger than the sum of its proper divisors (1607152).

1836728 is a wasteful number, since it uses less digits than its factorization.

1836728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229597 (or 229593 counting only the distinct ones).

The product of its digits is 16128, while the sum is 35.

The square root of 1836728 is about 1355.2593847674. The cubic root of 1836728 is about 122.4658352594.

The spelling of 1836728 in words is "one million, eight hundred thirty-six thousand, seven hundred twenty-eight".