4522221315 has 24 divisors (see below), whose sum is σ = 7840083888. Its totient is φ = 2411369280.

The previous prime is 4522221313. The next prime is 4522221359. The reversal of 4522221315 is 5131222254.

4522221315 is a `hidden beast` number, since 4 + 522 + 2 + 2 + 131 + 5 = 666.

It is not a de Polignac number, because 4522221315 - 2¹ = 4522221313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4522221313) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 418612 + ... + 429278.

It is an arithmetic number, because the mean of its divisors is an integer number (326670162).

Almost surely, 2^4522221315 is an apocalyptic number.

4522221315 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4522221315 is a deficient number, since it is larger than the sum of its proper divisors (3317862573).

4522221315 is a wasteful number, since it uses less digits than its factorization.

4522221315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20099 (or 20096 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 4522221315 is about 67247.4632607060. The cubic root of 4522221315 is about 1653.6766882178.

Adding to 4522221315 its reverse (5131222254), we get a palindrome (9653443569).

The spelling of 4522221315 in words is "four billion, five hundred twenty-two million, two hundred twenty-one thousand, three hundred fifteen".