555005250 has 64 divisors (see below), whose sum is σ = 1539233280. Its totient is φ = 147999600.

The previous prime is 555005197. The next prime is 555005293. The reversal of 555005250 is 52500555.

It is a happy number.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34362 + ... + 47861.

It is an arithmetic number, because the mean of its divisors is an integer number (24050520).

Almost surely, 2^555005250 is an apocalyptic number.

555005250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

555005250 is an abundant number, since it is smaller than the sum of its proper divisors (984228030).

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

555005250 is a wasteful number, since it uses less digits than its factorization.

555005250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82249 (or 82233 counting only the distinct ones).

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

The square root of 555005250 is about 23558.5494035605. The cubic root of 555005250 is about 821.7991677300.

The spelling of 555005250 in words is "five hundred fifty-five million, five thousand, two hundred fifty".