1200804 has 36 divisors (see below), whose sum is σ = 3083472. Its totient is φ = 363440.

The previous prime is 1200799. The next prime is 1200809. The reversal of 1200804 is 4080021.

It is an interprime number because it is at equal distance from previous prime (1200799) and next prime (1200809).

It is not an unprimeable number, because it can be changed into a prime (1200809) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1039 + ... + 1865.

It is an arithmetic number, because the mean of its divisors is an integer number (85652).

2^1200804 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1200804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1541736).

1200804 is an abundant number, since it is smaller than the sum of its proper divisors (1882668).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200804 is a wasteful number, since it uses less digits than its factorization.

1200804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856 (or 843 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1200804 is about 1095.8120276763. The cubic root of 1200804 is about 106.2895843280.

Adding to 1200804 its reverse (4080021), we get a palindrome (5280825).

The spelling of 1200804 in words is "one million, two hundred thousand, eight hundred four".