2938278 has 16 divisors (see below), whose sum is σ = 6716160. Its totient is φ = 839496.

The previous prime is 2938277. The next prime is 2938279. The reversal of 2938278 is 8728392.

It is an interprime number because it is at equal distance from previous prime (2938277) and next prime (2938279).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2938277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34938 + ... + 35021.

It is an arithmetic number, because the mean of its divisors is an integer number (419760).

2^2938278 is an apocalyptic number.

2938278 is an abundant number, since it is smaller than the sum of its proper divisors (3777882).

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

2938278 is a wasteful number, since it uses less digits than its factorization.

2938278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69971.

The product of its digits is 48384, while the sum is 39.

The square root of 2938278 is about 1714.1406010010. The cubic root of 2938278 is about 143.2290004517.

The spelling of 2938278 in words is "two million, nine hundred thirty-eight thousand, two hundred seventy-eight".