2338778 has 16 divisors (see below), whose sum is σ = 3943296. Its totient is φ = 1032240.

The previous prime is 2338757. The next prime is 2338783. The reversal of 2338778 is 8778332.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1358 + ... + 2553.

It is an arithmetic number, because the mean of its divisors is an integer number (246456).

2^2338778 is an apocalyptic number.

2338778 is a deficient number, since it is larger than the sum of its proper divisors (1604518).

2338778 is a wasteful number, since it uses less digits than its factorization.

2338778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3949.

The product of its digits is 56448, while the sum is 38.

The square root of 2338778 is about 1529.3063787221. The cubic root of 2338778 is about 132.7383250775.

The spelling of 2338778 in words is "two million, three hundred thirty-eight thousand, seven hundred seventy-eight".