5551580 has 12 divisors (see below), whose sum is σ = 11658360. Its totient is φ = 2220624.

The previous prime is 5551531. The next prime is 5551583. The reversal of 5551580 is 851555.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5551583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138770 + ... + 138809.

It is an arithmetic number, because the mean of its divisors is an integer number (971530).

Almost surely, 2^5551580 is an apocalyptic number.

It is an amenable number.

5551580 is an abundant number, since it is smaller than the sum of its proper divisors (6106780).

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

5551580 is a wasteful number, since it uses less digits than its factorization.

5551580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277588 (or 277586 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 29.

The square root of 5551580 is about 2356.1791103394. The cubic root of 5551580 is about 177.0675048674.

The spelling of 5551580 in words is "five million, five hundred fifty-one thousand, five hundred eighty".