2828278 has 8 divisors (see below), whose sum is σ = 4253760. Its totient is φ = 1410360.

The previous prime is 2828257. The next prime is 2828281. The reversal of 2828278 is 8728282.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 838 + ... + 2521.

It is an arithmetic number, because the mean of its divisors is an integer number (531720).

2^2828278 is an apocalyptic number.

2828278 is a deficient number, since it is larger than the sum of its proper divisors (1425482).

2828278 is a wasteful number, since it uses less digits than its factorization.

2828278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3782.

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

The square root of 2828278 is about 1681.7484948707. The cubic root of 2828278 is about 141.4188707812.

The spelling of 2828278 in words is "two million, eight hundred twenty-eight thousand, two hundred seventy-eight".