5247530 has 16 divisors (see below), whose sum is σ = 9624744. Its totient is φ = 2059200.

The previous prime is 5247499. The next prime is 5247533. The reversal of 5247530 is 357425.

It can be written as a sum of positive squares in 4 ways, for example, as 5230369 + 17161 = 2287^2 + 131^2 .

It is a super-2 number, since 2×5247530² = 55073142201800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5247530.

It is not an unprimeable number, because it can be changed into a prime (5247533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4421 + ... + 5480.

Almost surely, 2^5247530 is an apocalyptic number.

5247530 is a deficient number, since it is larger than the sum of its proper divisors (4377214).

5247530 is a wasteful number, since it uses less digits than its factorization.

5247530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9961.

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 5247530 is about 2290.7487858777. The cubic root of 5247530 is about 173.7740715058.

The spelling of 5247530 in words is "five million, two hundred forty-seven thousand, five hundred thirty".