4969728 has 72 divisors (see below), whose sum is σ = 14716800. Its totient is φ = 1654272.

The previous prime is 4969709. The next prime is 4969751. The reversal of 4969728 is 8279694.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6553 + ... + 7271.

It is an arithmetic number, because the mean of its divisors is an integer number (204400).

Almost surely, 2^4969728 is an apocalyptic number.

4969728 is a gapful number since it is divisible by the number (48) 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 4969728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7358400).

4969728 is an abundant number, since it is smaller than the sum of its proper divisors (9747072).

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

4969728 is an equidigital number, since it uses as much as digits as its factorization.

4969728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744 (or 724 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 4969728 is about 2229.2886757888. The cubic root of 4969728 is about 170.6517999203.

The spelling of 4969728 in words is "four million, nine hundred sixty-nine thousand, seven hundred twenty-eight".