1984628 has 12 divisors (see below), whose sum is σ = 3495072. Its totient is φ = 986040.

The previous prime is 1984571. The next prime is 1984639. The reversal of 1984628 is 8264891.

It is a junction number, because it is equal to n+sod(n) for n = 1984591 and 1984600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 818 + ... + 2153.

It is an arithmetic number, because the mean of its divisors is an integer number (291256).

2^1984628 is an apocalyptic number.

It is an amenable number.

1984628 is a deficient number, since it is larger than the sum of its proper divisors (1510444).

1984628 is a wasteful number, since it uses less digits than its factorization.

1984628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3142 (or 3140 counting only the distinct ones).

The product of its digits is 27648, while the sum is 38.

The square root of 1984628 is about 1408.7682563147. The cubic root of 1984628 is about 125.6684826745.

The spelling of 1984628 in words is "one million, nine hundred eighty-four thousand, six hundred twenty-eight".