1346004 has 72 divisors (see below), whose sum is σ = 3872960. Its totient is φ = 403920.

The previous prime is 1346003. The next prime is 1346021. The reversal of 1346004 is 4006431.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1346003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13017 + ... + 13119.

2^1346004 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 1346004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1936480).

1346004 is an abundant number, since it is smaller than the sum of its proper divisors (2526956).

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

1346004 is a wasteful number, since it uses less digits than its factorization.

1346004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138 (or 119 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1346004 is about 1160.1741248623. The cubic root of 1346004 is about 110.4117898562.

The spelling of 1346004 in words is "one million, three hundred forty-six thousand, four".