4798440 has 80 divisors (see below), whose sum is σ = 16138980. Its totient is φ = 1278720.

The previous prime is 4798439. The next prime is 4798477. The reversal of 4798440 is 448974.

4798440 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4743684 + 54756 = 2178^2 + 234^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4798395 and 4798404.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2500 + ... + 3980.

Almost surely, 2^4798440 is an apocalyptic number.

4798440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4798440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8069490).

4798440 is an abundant number, since it is smaller than the sum of its proper divisors (11340540).

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

4798440 is a wasteful number, since it uses less digits than its factorization.

4798440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1504 (or 1491 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 4798440 is about 2190.5341814270. The cubic root of 4798440 is about 168.6682567059.

The spelling of 4798440 in words is "four million, seven hundred ninety-eight thousand, four hundred forty".