52266250 has 20 divisors (see below), whose sum is σ = 97970202. Its totient is φ = 20906000.

The previous prime is 52266233. The next prime is 52266257. The reversal of 52266250 is 5266225.

It can be written as a sum of positive squares in 5 ways, for example, as 670761 + 51595489 = 819^2 + 7183^2 .

It is not an unprimeable number, because it can be changed into a prime (52266257) by changing a digit.

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 9 ways as a sum of consecutive naturals, for example, 19657 + ... + 22156.

Almost surely, 2^52266250 is an apocalyptic number.

52266250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52266250 is a deficient number, since it is larger than the sum of its proper divisors (45703952).

52266250 is an equidigital number, since it uses as much as digits as its factorization.

52266250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41835 (or 41820 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 52266250 is about 7229.5400960227. The cubic root of 52266250 is about 373.8870706734.

It can be divided in two parts, 5226 and 6250, that added together give a triangular number (11476 = T₁₅₁).

The spelling of 52266250 in words is "fifty-two million, two hundred sixty-six thousand, two hundred fifty".