5205550 has 48 divisors (see below), whose sum is σ = 11249280. Its totient is φ = 1755360.

The previous prime is 5205539. The next prime is 5205583. The reversal of 5205550 is 555025.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37381 + ... + 37519.

It is an arithmetic number, because the mean of its divisors is an integer number (234360).

Almost surely, 2^5205550 is an apocalyptic number.

5205550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5205550 is an abundant number, since it is smaller than the sum of its proper divisors (6043730).

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

5205550 is a wasteful number, since it uses less digits than its factorization.

5205550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265 (or 260 counting only the distinct ones).

The product of its (nonzero) digits is 1250, while the sum is 22.

The square root of 5205550 is about 2281.5674436667. The cubic root of 5205550 is about 173.3094353969.

The spelling of 5205550 in words is "five million, two hundred five thousand, five hundred fifty".