1205004 has 12 divisors (see below), whose sum is σ = 2811704. Its totient is φ = 401664.

The previous prime is 1204981. The next prime is 1205027. The reversal of 1205004 is 4005021.

It is an interprime number because it is at equal distance from previous prime (1204981) and next prime (1205027).

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 100417 = 1205004 / (1 + 2 + 0 + 5 + 0 + 0 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50197 + ... + 50220.

2^1205004 is an apocalyptic number.

It is an amenable number.

1205004 is an abundant number, since it is smaller than the sum of its proper divisors (1606700).

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

1205004 is a wasteful number, since it uses less digits than its factorization.

1205004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100424 (or 100422 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 1205004 is about 1097.7267419536. The cubic root of 1205004 is about 106.4133616174.

The spelling of 1205004 in words is "one million, two hundred five thousand, four".