1206004 has 6 divisors (see below), whose sum is σ = 2110514. Its totient is φ = 603000.

The previous prime is 1205999. The next prime is 1206013. The reversal of 1206004 is 4006021.

It can be written as a sum of positive squares in only one way, i.e., 1205604 + 400 = 1098^2 + 20^2 .

It is a congruent number.

It is an unprimeable number.

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, 150747 + ... + 150754.

2^1206004 is an apocalyptic number.

It is an amenable number.

1206004 is a deficient number, since it is larger than the sum of its proper divisors (904510).

1206004 is a wasteful number, since it uses less digits than its factorization.

1206004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301505 (or 301503 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1206004 is about 1098.1821342564. The cubic root of 1206004 is about 106.4427899952.

The spelling of 1206004 in words is "one million, two hundred six thousand, four".