4291228015 has 4 divisors (see below), whose sum is σ = 5149473624. Its totient is φ = 3432982408.

The previous prime is 4291228003. The next prime is 4291228021. The reversal of 4291228015 is 5108221924.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4291228015 - 2⁹ = 4291227503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 429122797 + ... + 429122806.

It is an arithmetic number, because the mean of its divisors is an integer number (1287368406).

Almost surely, 2^4291228015 is an apocalyptic number.

4291228015 is a deficient number, since it is larger than the sum of its proper divisors (858245609).

4291228015 is an equidigital number, since it uses as much as digits as its factorization.

4291228015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858245608.

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 4291228015 is about 65507.4653379292. The cubic root of 4291228015 is about 1625.0268101297.

Adding to 4291228015 its reverse (5108221924), we get a palindrome (9399449939).

The spelling of 4291228015 in words is "four billion, two hundred ninety-one million, two hundred twenty-eight thousand, fifteen".