2782496 has 24 divisors (see below), whose sum is σ = 5545260. Its totient is φ = 1374208.

The previous prime is 2782489. The next prime is 2782501. The reversal of 2782496 is 6942872.

It can be written as a sum of positive squares in 2 ways, for example, as 2755600 + 26896 = 1660^2 + 164^2 .

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹⁴ + 7⁷ + 8² + 2¹⁸ + 4² + 9³ + 6⁸ .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2360 + ... + 3336.

2^2782496 is an apocalyptic number.

It is an amenable number.

2782496 is a deficient number, since it is larger than the sum of its proper divisors (2762764).

2782496 is an equidigital number, since it uses as much as digits as its factorization.

2782496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076 (or 1068 counting only the distinct ones).

The product of its digits is 48384, while the sum is 38.

The square root of 2782496 is about 1668.0815327795. The cubic root of 2782496 is about 140.6516559182.

The spelling of 2782496 in words is "two million, seven hundred eighty-two thousand, four hundred ninety-six".