2528706971 has 8 divisors (see below), whose sum is σ = 2926533120. Its totient is φ = 2140026408.

The previous prime is 2528706953. The next prime is 2528706991. The reversal of 2528706971 is 1796078252.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2528706971 - 2²⁶ = 2461598107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2528706911) 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, 2285801 + ... + 2286906.

It is an arithmetic number, because the mean of its divisors is an integer number (365816640).

Almost surely, 2^2528706971 is an apocalyptic number.

2528706971 is a deficient number, since it is larger than the sum of its proper divisors (397826149).

2528706971 is an equidigital number, since it uses as much as digits as its factorization.

2528706971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4572793.

The product of its (nonzero) digits is 423360, while the sum is 47.

The square root of 2528706971 is about 50286.2503175570. The cubic root of 2528706971 is about 1362.3838975894.

The spelling of 2528706971 in words is "two billion, five hundred twenty-eight million, seven hundred six thousand, nine hundred seventy-one".