1874728 has 8 divisors (see below), whose sum is σ = 3515130. Its totient is φ = 937360.

The previous prime is 1874723. The next prime is 1874729. The reversal of 1874728 is 8274781.

It can be written as a sum of positive squares in only one way, i.e., 1205604 + 669124 = 1098^2 + 818^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1874723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117163 + ... + 117178.

2^1874728 is an apocalyptic number.

It is an amenable number.

1874728 is a deficient number, since it is larger than the sum of its proper divisors (1640402).

1874728 is a wasteful number, since it uses less digits than its factorization.

1874728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234347 (or 234343 counting only the distinct ones).

The product of its digits is 25088, while the sum is 37.

The square root of 1874728 is about 1369.2070698035. The cubic root of 1874728 is about 123.3046406754.

The spelling of 1874728 in words is "one million, eight hundred seventy-four thousand, seven hundred twenty-eight".