2238878 has 8 divisors (see below), whose sum is σ = 3367560. Its totient is φ = 1116360.

The previous prime is 2238823. The next prime is 2238931. The reversal of 2238878 is 8788322.

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

It is a plaindrome in base 16.

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, 488 + ... + 2171.

It is an arithmetic number, because the mean of its divisors is an integer number (420945).

2^2238878 is an apocalyptic number.

2238878 is a deficient number, since it is larger than the sum of its proper divisors (1128682).

2238878 is a wasteful number, since it uses less digits than its factorization.

2238878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3082.

The product of its digits is 43008, while the sum is 38.

The square root of 2238878 is about 1496.2880738681. The cubic root of 2238878 is about 130.8208027090.

The spelling of 2238878 in words is "two million, two hundred thirty-eight thousand, eight hundred seventy-eight".