1204047 has 24 divisors (see below), whose sum is σ = 1926288. Its totient is φ = 720000.

The previous prime is 1204037. The next prime is 1204097. The reversal of 1204047 is 7404021.

It is a happy number.

It is not a de Polignac number, because 1204047 - 2⁷ = 1203919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4672 + ... + 4922.

It is an arithmetic number, because the mean of its divisors is an integer number (80262).

2^1204047 is an apocalyptic number.

1204047 is a deficient number, since it is larger than the sum of its proper divisors (722241).

1204047 is a wasteful number, since it uses less digits than its factorization.

1204047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 1204047 is about 1097.2907545405. The cubic root of 1204047 is about 106.3851834099.

Adding to 1204047 its reverse (7404021), we get a palindrome (8608068).

The spelling of 1204047 in words is "one million, two hundred four thousand, forty-seven".