6551480 has 64 divisors (see below), whose sum is σ = 16299360. Its totient is φ = 2354688.

The previous prime is 6551429. The next prime is 6551497. The reversal of 6551480 is 841556.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22214 + ... + 22506.

Almost surely, 2^6551480 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 6551480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8149680).

6551480 is an abundant number, since it is smaller than the sum of its proper divisors (9747880).

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

6551480 is a wasteful number, since it uses less digits than its factorization.

6551480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360 (or 356 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 6551480 is about 2559.5859040087. The cubic root of 6551480 is about 187.1169543011.

The spelling of 6551480 in words is "six million, five hundred fifty-one thousand, four hundred eighty".