1204285 has 8 divisors (see below), whose sum is σ = 1459296. Its totient is φ = 954000.

The previous prime is 1204279. The next prime is 1204289. The reversal of 1204285 is 5824021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1204285 - 2⁹ = 1203773 is a prime.

It is a super-2 number, since 2×1204285² = 2900604722450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204289) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 591 + ... + 1660.

It is an arithmetic number, because the mean of its divisors is an integer number (182412).

2^1204285 is an apocalyptic number.

It is an amenable number.

1204285 is a deficient number, since it is larger than the sum of its proper divisors (255011).

1204285 is a wasteful number, since it uses less digits than its factorization.

1204285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2363.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 1204285 is about 1097.3991981043. The cubic root of 1204285 is about 106.3921925509.

The spelling of 1204285 in words is "one million, two hundred four thousand, two hundred eighty-five".