2564282276 has 6 divisors (see below), whose sum is σ = 4487493990. Its totient is φ = 1282141136.

The previous prime is 2564282269. The next prime is 2564282317. The reversal of 2564282276 is 6722824652.

It can be written as a sum of positive squares in only one way, i.e., 1998984100 + 565298176 = 44710^2 + 23776^2 .

It is a super-3 number, since 3×2564282276³ (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 320535281 + ... + 320535288.

It is an arithmetic number, because the mean of its divisors is an integer number (747915665).

Almost surely, 2^2564282276 is an apocalyptic number.

It is an amenable number.

2564282276 is a deficient number, since it is larger than the sum of its proper divisors (1923211714).

2564282276 is a wasteful number, since it uses less digits than its factorization.

2564282276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641070573 (or 641070571 counting only the distinct ones).

The product of its digits is 645120, while the sum is 44.

The square root of 2564282276 is about 50638.7428358959. The cubic root of 2564282276 is about 1368.7431021080.

The spelling of 2564282276 in words is "two billion, five hundred sixty-four million, two hundred eighty-two thousand, two hundred seventy-six".