2345276728 has 32 divisors (see below), whose sum is σ = 4559708160. Its totient is φ = 1129695840.

The previous prime is 2345276683. The next prime is 2345276729. The reversal of 2345276728 is 8276725432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2345276729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34101 + ... + 76507.

It is an arithmetic number, because the mean of its divisors is an integer number (142490880).

Almost surely, 2^2345276728 is an apocalyptic number.

It is an amenable number.

2345276728 is a deficient number, since it is larger than the sum of its proper divisors (2214431432).

2345276728 is a wasteful number, since it uses less digits than its factorization.

2345276728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42667 (or 42663 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 46.

The square root of 2345276728 is about 48428.0572395796. The cubic root of 2345276728 is about 1328.6115738680.

The spelling of 2345276728 in words is "two billion, three hundred forty-five million, two hundred seventy-six thousand, seven hundred twenty-eight".