4979238 has 32 divisors (see below), whose sum is σ = 11162880. Its totient is φ = 1467360.

The previous prime is 4979209. The next prime is 4979263. The reversal of 4979238 is 8329794.

It is a super-2 number, since 2×4979238² = 49585622121288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4979238.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1423 + ... + 3461.

It is an arithmetic number, because the mean of its divisors is an integer number (348840).

Almost surely, 2^4979238 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4979238, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5581440).

4979238 is an abundant number, since it is smaller than the sum of its proper divisors (6183642).

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

4979238 is a wasteful number, since it uses less digits than its factorization.

4979238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2092.

The product of its digits is 108864, while the sum is 42.

The square root of 4979238 is about 2231.4206237283. The cubic root of 4979238 is about 170.7605828377.

The spelling of 4979238 in words is "four million, nine hundred seventy-nine thousand, two hundred thirty-eight".