4245242533 has 16 divisors (see below), whose sum is σ = 5159566080. Its totient is φ = 3409756416.

The previous prime is 4245242473. The next prime is 4245242537. The reversal of 4245242533 is 3352425424.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4245242533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4245242537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50641 + ... + 105142.

It is an arithmetic number, because the mean of its divisors is an integer number (322472880).

Almost surely, 2^4245242533 is an apocalyptic number.

It is an amenable number.

4245242533 is a deficient number, since it is larger than the sum of its proper divisors (914323547).

4245242533 is a wasteful number, since it uses less digits than its factorization.

4245242533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156036.

The product of its digits is 115200, while the sum is 34.

The square root of 4245242533 is about 65155.5257288282. The cubic root of 4245242533 is about 1619.2012692389.

Adding to 4245242533 its reverse (3352425424), we get a palindrome (7597667957).

The spelling of 4245242533 in words is "four billion, two hundred forty-five million, two hundred forty-two thousand, five hundred thirty-three".