2528847723 has 32 divisors (see below), whose sum is σ = 3644669952. Its totient is φ = 1555092000.

The previous prime is 2528847721. The next prime is 2528847757. The reversal of 2528847723 is 3277488252.

It is not a de Polignac number, because 2528847723 - 2¹ = 2528847721 is a prime.

It is a super-2 number, since 2×2528847723² = 12790141612244569458, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2528847721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 654748 + ... + 658598.

It is an arithmetic number, because the mean of its divisors is an integer number (113895936).

Almost surely, 2^2528847723 is an apocalyptic number.

2528847723 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2528847723 is a deficient number, since it is larger than the sum of its proper divisors (1115822229).

2528847723 is a wasteful number, since it uses less digits than its factorization.

2528847723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4215.

The product of its digits is 1505280, while the sum is 48.

The square root of 2528847723 is about 50287.6498058917. The cubic root of 2528847723 is about 1362.4091746319.

The spelling of 2528847723 in words is "two billion, five hundred twenty-eight million, eight hundred forty-seven thousand, seven hundred twenty-three".