1326004 has 6 divisors (see below), whose sum is σ = 2320514. Its totient is φ = 663000.

The previous prime is 1326001. The next prime is 1326037. The reversal of 1326004 is 4006231.

It can be written as a sum of positive squares in only one way, i.e., 1317904 + 8100 = 1148^2 + 90^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1326001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165747 + ... + 165754.

2^1326004 is an apocalyptic number.

It is an amenable number.

1326004 is a deficient number, since it is larger than the sum of its proper divisors (994510).

1326004 is a wasteful number, since it uses less digits than its factorization.

1326004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331505 (or 331503 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1326004 is about 1151.5224704712. The cubic root of 1326004 is about 109.8621965837.

The spelling of 1326004 in words is "one million, three hundred twenty-six thousand, four".