4251222315 has 12 divisors (see below), whose sum is σ = 7368785424. Its totient is φ = 2267318544.

The previous prime is 4251222289. The next prime is 4251222323. The reversal of 4251222315 is 5132221524.

4251222315 is a `hidden beast` number, since 425 + 1 + 2 + 2 + 231 + 5 = 666.

4251222315 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4251222315 - 2⁹ = 4251221803 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47235759 + ... + 47235848.

It is an arithmetic number, because the mean of its divisors is an integer number (614065452).

Almost surely, 2^4251222315 is an apocalyptic number.

4251222315 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4251222315 is a deficient number, since it is larger than the sum of its proper divisors (3117563109).

4251222315 is a wasteful number, since it uses less digits than its factorization.

4251222315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94471618 (or 94471615 counting only the distinct ones).

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

The square root of 4251222315 is about 65201.3981061756. The cubic root of 4251222315 is about 1619.9611730521.

Adding to 4251222315 its reverse (5132221524), we get a palindrome (9383443839).

The spelling of 4251222315 in words is "four billion, two hundred fifty-one million, two hundred twenty-two thousand, three hundred fifteen".