1938004 has 12 divisors (see below), whose sum is σ = 3438484. Its totient is φ = 955584.

The previous prime is 1937993. The next prime is 1938007. The reversal of 1938004 is 4008391.

It can be written as a sum of positive squares in 2 ways, for example, as 425104 + 1512900 = 652^2 + 1230^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1938004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1938007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3027 + ... + 3610.

2^1938004 is an apocalyptic number.

It is an amenable number.

1938004 is a deficient number, since it is larger than the sum of its proper divisors (1500480).

1938004 is a wasteful number, since it uses less digits than its factorization.

1938004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6714 (or 6712 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1938004 is about 1392.1221210799. The cubic root of 1938004 is about 124.6765825978.

The spelling of 1938004 in words is "one million, nine hundred thirty-eight thousand, four".