2782573266 has 32 divisors (see below), whose sum is σ = 6154244928. Its totient is φ = 831651840.

The previous prime is 2782573249. The next prime is 2782573279. The reversal of 2782573266 is 6623752872.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 283951 + ... + 293586.

It is an arithmetic number, because the mean of its divisors is an integer number (192320154).

Almost surely, 2^2782573266 is an apocalyptic number.

2782573266 is an abundant number, since it is smaller than the sum of its proper divisors (3371671662).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2782573266 is a wasteful number, since it uses less digits than its factorization.

2782573266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577626.

The product of its digits is 1693440, while the sum is 48.

The square root of 2782573266 is about 52750.1020472947. The cubic root of 2782573266 is about 1406.5295780566.

The spelling of 2782573266 in words is "two billion, seven hundred eighty-two million, five hundred seventy-three thousand, two hundred sixty-six".