2882278 has 12 divisors (see below), whose sum is σ = 5029452. Its totient is φ = 1235220.

The previous prime is 2882267. The next prime is 2882279. The reversal of 2882278 is 8722882.

It is a nialpdrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2882279) 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, 14608 + ... + 14803.

It is an arithmetic number, because the mean of its divisors is an integer number (419121).

2^2882278 is an apocalyptic number.

2882278 is a deficient number, since it is larger than the sum of its proper divisors (2147174).

2882278 is a wasteful number, since it uses less digits than its factorization.

2882278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29427 (or 29420 counting only the distinct ones).

The product of its digits is 28672, while the sum is 37.

The square root of 2882278 is about 1697.7273043690. The cubic root of 2882278 is about 142.3132343443.

It can be divided in two parts, 28822 and 78, that added together give a square (28900 = 170²).

The spelling of 2882278 in words is "two million, eight hundred eighty-two thousand, two hundred seventy-eight".