4245530 has 16 divisors (see below), whose sum is σ = 7666920. Its totient is φ = 1692672.

The previous prime is 4245517. The next prime is 4245541. The reversal of 4245530 is 355424.

It can be written as a sum of positive squares in 4 ways, for example, as 2961841 + 1283689 = 1721^2 + 1133^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4245496 and 4245505.

It is an unprimeable number.

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, 4106 + ... + 5034.

Almost surely, 2^4245530 is an apocalyptic number.

4245530 is a deficient number, since it is larger than the sum of its proper divisors (3421390).

4245530 is a wasteful number, since it uses less digits than its factorization.

4245530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1393.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 4245530 is about 2060.4683933514. The cubic root of 4245530 is about 161.9237816536.

The spelling of 4245530 in words is "four million, two hundred forty-five thousand, five hundred thirty".