2473288281 has 6 divisors (see below), whose sum is σ = 3572527530. Its totient is φ = 1648858848.

The previous prime is 2473288267. The next prime is 2473288289. The reversal of 2473288281 is 1828823742.

2473288281 is a `hidden beast` number, since 2 + 47 + 328 + 8 + 281 = 666.

2473288281 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1259114256 + 1214174025 = 35484^2 + 34845^2 .

It is not a de Polignac number, because 2473288281 - 2¹⁵ = 2473255513 is a prime.

It is a super-2 number, since 2×2473288281² = 12234309841863869922, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2473288289) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 137404896 + ... + 137404913.

It is an arithmetic number, because the mean of its divisors is an integer number (595421255).

Almost surely, 2^2473288281 is an apocalyptic number.

It is an amenable number.

2473288281 is a deficient number, since it is larger than the sum of its proper divisors (1099239249).

2473288281 is a wasteful number, since it uses less digits than its factorization.

2473288281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274809815 (or 274809812 counting only the distinct ones).

The product of its digits is 344064, while the sum is 45.

The square root of 2473288281 is about 49732.1654565735. The cubic root of 2473288281 is about 1352.3577055060.

The spelling of 2473288281 in words is "two billion, four hundred seventy-three million, two hundred eighty-eight thousand, two hundred eighty-one".