6551004 has 12 divisors (see below), whose sum is σ = 15285704. Its totient is φ = 2183664.

The previous prime is 6550981. The next prime is 6551011. The reversal of 6551004 is 4001556.

It is a happy number.

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

It is an Ulam number.

It is a congruent number.

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, 272947 + ... + 272970.

Almost surely, 2^6551004 is an apocalyptic number.

It is an amenable number.

6551004 is an abundant number, since it is smaller than the sum of its proper divisors (8734700).

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

6551004 is a wasteful number, since it uses less digits than its factorization.

6551004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545924 (or 545922 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 6551004 is about 2559.4929185290. The cubic root of 6551004 is about 187.1124225095.

The spelling of 6551004 in words is "six million, five hundred fifty-one thousand, four".