5250555 has 64 divisors (see below), whose sum is σ = 10368000. Its totient is φ = 2509056.

The previous prime is 5250541. The next prime is 5250571. The reversal of 5250555 is 5550525.

It is a happy number.

It is not a de Polignac number, because 5250555 - 2⁵ = 5250523 is a prime.

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

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 58951 + ... + 59039.

It is an arithmetic number, because the mean of its divisors is an integer number (162000).

Almost surely, 2^5250555 is an apocalyptic number.

5250555 is a deficient number, since it is larger than the sum of its proper divisors (5117445).

5250555 is a wasteful number, since it uses less digits than its factorization.

5250555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145 (or 139 counting only the distinct ones).

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

The square root of 5250555 is about 2291.4089552064. The cubic root of 5250555 is about 173.8074564564.

The spelling of 5250555 in words is "five million, two hundred fifty thousand, five hundred fifty-five".