4888440 has 96 divisors (see below), whose sum is σ = 16361280. Its totient is φ = 1264896.

The previous prime is 4888427. The next prime is 4888447. The reversal of 4888440 is 448884.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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 = 4888395 and 4888404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4888447) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13137 + ... + 13503.

It is an arithmetic number, because the mean of its divisors is an integer number (170430).

Almost surely, 2^4888440 is an apocalyptic number.

4888440 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 4888440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8180640).

4888440 is an abundant number, since it is smaller than the sum of its proper divisors (11472840).

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

4888440 is a wasteful number, since it uses less digits than its factorization.

4888440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421 (or 414 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 36.

The square root of 4888440 is about 2210.9816824207. The cubic root of 4888440 is about 169.7162509915.

It can be divided in two parts, 48 and 88440, that added together give a palindrome (88488).

The spelling of 4888440 in words is "four million, eight hundred eighty-eight thousand, four hundred forty".