872828278 has 12 divisors (see below), whose sum is σ = 1522996452. Its totient is φ = 374069220.

The previous prime is 872828269. The next prime is 872828303.

872828278 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4453108 + ... + 4453303.

It is an arithmetic number, because the mean of its divisors is an integer number (126916371).

Almost surely, 2^872828278 is an apocalyptic number.

872828278 is a deficient number, since it is larger than the sum of its proper divisors (650168174).

872828278 is a wasteful number, since it uses less digits than its factorization.

872828278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8906427 (or 8906420 counting only the distinct ones).

The product of its digits is 1605632, while the sum is 52.

The square root of 872828278 is about 29543.6673079020. The cubic root of 872828278 is about 955.6736301532.

The spelling of 872828278 in words is "eight hundred seventy-two million, eight hundred twenty-eight thousand, two hundred seventy-eight".