5525550 has 48 divisors (see below), whose sum is σ = 15229680. Its totient is φ = 1473120.

The previous prime is 5525549. The next prime is 5525581. The reversal of 5525550 is 555255.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 697 + ... + 3396.

It is an arithmetic number, because the mean of its divisors is an integer number (317285).

Almost surely, 2^5525550 is an apocalyptic number.

5525550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5525550 is an abundant number, since it is smaller than the sum of its proper divisors (9704130).

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

5525550 is a wasteful number, since it uses less digits than its factorization.

5525550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4114 (or 4103 counting only the distinct ones).

The product of its (nonzero) digits is 6250, while the sum is 27.

The square root of 5525550 is about 2350.6488465953. The cubic root of 5525550 is about 176.7903291462.

The spelling of 5525550 in words is "five million, five hundred twenty-five thousand, five hundred fifty".