6906004 has 12 divisors (see below), whose sum is σ = 13812064. Its totient is φ = 2959704.

The previous prime is 6905981. The next prime is 6906007. The reversal of 6906004 is 4006096.

6906004 is an admirable number.

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 6906004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6906007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123294 + ... + 123349.

Almost surely, 2^6906004 is an apocalyptic number.

It is an amenable number.

6906004 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6906004 is a wasteful number, since it uses less digits than its factorization.

6906004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246654 (or 246652 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 6906004 is about 2627.9277006798. The cubic root of 6906004 is about 190.4330289546.

The spelling of 6906004 in words is "six million, nine hundred six thousand, four".