4978496 has 28 divisors (see below), whose sum is σ = 9985248. Its totient is φ = 2462592.

The previous prime is 4978487. The next prime is 4978543. The reversal of 4978496 is 6948794.

It is a self number, because there is not a number n which added to its sum of digits gives 4978496.

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, 6485 + ... + 7211.

It is an arithmetic number, because the mean of its divisors is an integer number (356616).

Almost surely, 2^4978496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4978496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4992624).

4978496 is an abundant number, since it is smaller than the sum of its proper divisors (5006752).

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

4978496 is a wasteful number, since it uses less digits than its factorization.

4978496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846 (or 836 counting only the distinct ones).

The product of its digits is 435456, while the sum is 47.

The square root of 4978496 is about 2231.2543557380. The cubic root of 4978496 is about 170.7521002381.

The spelling of 4978496 in words is "four million, nine hundred seventy-eight thousand, four hundred ninety-six".