2288730745 has 8 divisors (see below), whose sum is σ = 3138830784. Its totient is φ = 1569415344.

The previous prime is 2288730739. The next prime is 2288730751. The reversal of 2288730745 is 5470378822.

It is an interprime number because it is at equal distance from previous prime (2288730739) and next prime (2288730751).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2288730745 - 2⁹ = 2288730233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2288730695 and 2288730704.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32696119 + ... + 32696188.

It is an arithmetic number, because the mean of its divisors is an integer number (392353848).

Almost surely, 2^2288730745 is an apocalyptic number.

It is an amenable number.

2288730745 is a deficient number, since it is larger than the sum of its proper divisors (850100039).

2288730745 is an equidigital number, since it uses as much as digits as its factorization.

2288730745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65392319.

The product of its (nonzero) digits is 752640, while the sum is 46.

The square root of 2288730745 is about 47840.6808584493. The cubic root of 2288730745 is about 1317.8467236862.

The spelling of 2288730745 in words is "two billion, two hundred eighty-eight million, seven hundred thirty thousand, seven hundred forty-five".