2268287015 has 4 divisors (see below), whose sum is σ = 2721944424. Its totient is φ = 1814629608.

The previous prime is 2268287009. The next prime is 2268287039. The reversal of 2268287015 is 5107828622.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2268287015 is a prime.

It is a super-2 number, since 2×2268287015² = 10290251964835220450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226828697 + ... + 226828706.

It is an arithmetic number, because the mean of its divisors is an integer number (680486106).

Almost surely, 2^2268287015 is an apocalyptic number.

2268287015 is a deficient number, since it is larger than the sum of its proper divisors (453657409).

2268287015 is an equidigital number, since it uses as much as digits as its factorization.

2268287015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453657408.

The product of its (nonzero) digits is 107520, while the sum is 41.

The square root of 2268287015 is about 47626.5368780893. The cubic root of 2268287015 is about 1313.9111623661.

The spelling of 2268287015 in words is "two billion, two hundred sixty-eight million, two hundred eighty-seven thousand, fifteen".