5245624321 has 8 divisors (see below), whose sum is σ = 6007518720. Its totient is φ = 4486859808.

The previous prime is 5245624303. The next prime is 5245624327. The reversal of 5245624321 is 1234265425.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5245624321 - 2⁵ = 5245624289 is a prime.

It is a super-2 number, since 2×5245624321² = 55033149034133422082, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5245624327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 778876 + ... + 785581.

It is an arithmetic number, because the mean of its divisors is an integer number (750939840).

Almost surely, 2^5245624321 is an apocalyptic number.

It is an amenable number.

5245624321 is a deficient number, since it is larger than the sum of its proper divisors (761894399).

5245624321 is a wasteful number, since it uses less digits than its factorization.

5245624321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1564943.

The product of its digits is 57600, while the sum is 34.

The square root of 5245624321 is about 72426.6823829450. The cubic root of 5245624321 is about 1737.5303318273.

Adding to 5245624321 its reverse (1234265425), we get a palindrome (6479889746).

The spelling of 5245624321 in words is "five billion, two hundred forty-five million, six hundred twenty-four thousand, three hundred twenty-one".