2584278016 has 22 divisors (see below), whose sum is σ = 5166034370. Its totient is φ = 1292138496.

The previous prime is 2584278013. The next prime is 2584278019. The reversal of 2584278016 is 6108724852.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2584278013) and next prime (2584278019).

It can be written as a sum of positive squares in only one way, i.e., 2350310400 + 233967616 = 48480^2 + 15296^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2584278013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260831 + ... + 1262878.

Almost surely, 2^2584278016 is an apocalyptic number.

It is an amenable number.

2584278016 is a deficient number, since it is larger than the sum of its proper divisors (2581756354).

2584278016 is an equidigital number, since it uses as much as digits as its factorization.

2584278016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2523729 (or 2523711 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 43.

The square root of 2584278016 is about 50835.7946333093. The cubic root of 2584278016 is about 1372.2916191991.

The spelling of 2584278016 in words is "two billion, five hundred eighty-four million, two hundred seventy-eight thousand, sixteen".