2682526221 has 16 divisors (see below), whose sum is σ = 3984139200. Its totient is φ = 1783839024.

The previous prime is 2682526213. The next prime is 2682526243. The reversal of 2682526221 is 1226252862.

2682526221 is a `hidden beast` number, since 2 + 6 + 8 + 25 + 2 + 622 + 1 = 666.

2682526221 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2682526221 - 2³ = 2682526213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2682526321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114411 + ... + 135848.

It is an arithmetic number, because the mean of its divisors is an integer number (249008700).

Almost surely, 2^2682526221 is an apocalyptic number.

It is an amenable number.

2682526221 is a deficient number, since it is larger than the sum of its proper divisors (1301612979).

2682526221 is a wasteful number, since it uses less digits than its factorization.

2682526221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250665 (or 250659 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 2682526221 is about 51793.1097830590. The cubic root of 2682526221 is about 1389.4662169000.

The spelling of 2682526221 in words is "two billion, six hundred eighty-two million, five hundred twenty-six thousand, two hundred twenty-one".