1884728 has 8 divisors (see below), whose sum is σ = 3533880. Its totient is φ = 942360.

The previous prime is 1884721. The next prime is 1884731. The reversal of 1884728 is 8274881.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 1884691 and 1884700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1884721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117788 + ... + 117803.

It is an arithmetic number, because the mean of its divisors is an integer number (441735).

2^1884728 is an apocalyptic number.

It is an amenable number.

1884728 is a deficient number, since it is larger than the sum of its proper divisors (1649152).

1884728 is a wasteful number, since it uses less digits than its factorization.

1884728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235597 (or 235593 counting only the distinct ones).

The product of its digits is 28672, while the sum is 38.

The square root of 1884728 is about 1372.8539616434. The cubic root of 1884728 is about 123.5234920644.

The spelling of 1884728 in words is "one million, eight hundred eighty-four thousand, seven hundred twenty-eight".