2772521230 has 32 divisors (see below), whose sum is σ = 5256612000. Its totient is φ = 1049956992.

The previous prime is 2772521189. The next prime is 2772521231. The reversal of 2772521230 is 321252772.

It is a junction number, because it is equal to n+sod(n) for n = 2772521192 and 2772521201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2772521231) 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, 363496 + ... + 371044.

It is an arithmetic number, because the mean of its divisors is an integer number (164269125).

Almost surely, 2^2772521230 is an apocalyptic number.

2772521230 is a deficient number, since it is larger than the sum of its proper divisors (2484090770).

2772521230 is a wasteful number, since it uses less digits than its factorization.

2772521230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9508.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 2772521230 is about 52654.7360642896. The cubic root of 2772521230 is about 1404.8338401037.

The spelling of 2772521230 in words is "two billion, seven hundred seventy-two million, five hundred twenty-one thousand, two hundred thirty".