2938878 has 24 divisors (see below), whose sum is σ = 6517368. Its totient is φ = 956592.

The previous prime is 2938861. The next prime is 2938927. The reversal of 2938878 is 8788392.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1125 + ... + 2672.

It is an arithmetic number, because the mean of its divisors is an integer number (271557).

2^2938878 is an apocalyptic number.

2938878 is an abundant number, since it is smaller than the sum of its proper divisors (3578490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2938878 is a wasteful number, since it uses less digits than its factorization.

2938878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3848 (or 3845 counting only the distinct ones).

The product of its digits is 193536, while the sum is 45.

The square root of 2938878 is about 1714.3156068822. The cubic root of 2938878 is about 143.2387489679.

The spelling of 2938878 in words is "two million, nine hundred thirty-eight thousand, eight hundred seventy-eight".