2873528731 has 2 divisors, whose sum is σ = 2873528732. Its totient is φ = 2873528730.

The previous prime is 2873528729. The next prime is 2873528809. The reversal of 2873528731 is 1378253782.

2873528731 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2873528731 - 2¹ = 2873528729 is a prime.

It is a super-2 number, since 2×2873528731² = 16514334735764940722, which contains 22 as substring.

Together with 2873528729, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2873528701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1436764365 + 1436764366.

It is an arithmetic number, because the mean of its divisors is an integer number (1436764366).

Almost surely, 2^2873528731 is an apocalyptic number.

2873528731 is a deficient number, since it is larger than the sum of its proper divisors (1).

2873528731 is an equidigital number, since it uses as much as digits as its factorization.

2873528731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 564480, while the sum is 46.

The square root of 2873528731 is about 53605.3050639580. The cubic root of 2873528731 is about 1421.6908924034.

The spelling of 2873528731 in words is "two billion, eight hundred seventy-three million, five hundred twenty-eight thousand, seven hundred thirty-one".