4978338 has 8 divisors (see below), whose sum is σ = 9956688. Its totient is φ = 1659444.

The previous prime is 4978291. The next prime is 4978349. The reversal of 4978338 is 8338794.

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

4978338 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 4978338.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 414856 + ... + 414867.

It is an arithmetic number, because the mean of its divisors is an integer number (1244586).

Almost surely, 2^4978338 is an apocalyptic number.

4978338 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4978338 is a wasteful number, since it uses less digits than its factorization.

4978338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829728.

The product of its digits is 145152, while the sum is 42.

The square root of 4978338 is about 2231.2189493638. The cubic root of 4978338 is about 170.7502938614.

It can be divided in two parts, 49 and 78338, that added together give a palindrome (78387).

The spelling of 4978338 in words is "four million, nine hundred seventy-eight thousand, three hundred thirty-eight".