4515534221 has 8 divisors (see below), whose sum is σ = 5046185088. Its totient is φ = 4004908000.

The previous prime is 4515534217. The next prime is 4515534223. The reversal of 4515534221 is 1224355154.

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 4515534221 - 2² = 4515534217 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 (4515534223) 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, 5005685 + ... + 5006586.

It is an arithmetic number, because the mean of its divisors is an integer number (630773136).

Almost surely, 2^4515534221 is an apocalyptic number.

4515534221 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

4515534221 is a deficient number, since it is larger than the sum of its proper divisors (530650867).

4515534221 is a wasteful number, since it uses less digits than its factorization.

4515534221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10012323.

The product of its digits is 24000, while the sum is 32.

The square root of 4515534221 is about 67197.7248201157. The cubic root of 4515534221 is about 1652.8611784736.

Adding to 4515534221 its reverse (1224355154), we get a palindrome (5739889375).

The spelling of 4515534221 in words is "four billion, five hundred fifteen million, five hundred thirty-four thousand, two hundred twenty-one".