4942728 has 96 divisors (see below), whose sum is σ = 16005600. Its totient is φ = 1409184.

The previous prime is 4942711. The next prime is 4942739. The reversal of 4942728 is 8272494.

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

It is a nude number because it is divisible by every one of its digits.

It is a d-powerful number, because it can be written as 4⁶ + 9⁷ + 4⁷ + 2¹³ + 7 + 2¹⁷ + 8 .

It is a junction number, because it is equal to n+sod(n) for n = 4942692 and 4942701.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10351 + ... + 10817.

It is an arithmetic number, because the mean of its divisors is an integer number (166725).

Almost surely, 2^4942728 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 4942728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8002800).

4942728 is an abundant number, since it is smaller than the sum of its proper divisors (11062872).

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

4942728 is a wasteful number, since it uses less digits than its factorization.

4942728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496 (or 479 counting only the distinct ones).

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

The square root of 4942728 is about 2223.2246850015. The cubic root of 4942728 is about 170.3421942389.

It can be divided in two parts, 49427 and 28, that added together give a triangular number (49455 = T₃₁₄).

The spelling of 4942728 in words is "four million, nine hundred forty-two thousand, seven hundred twenty-eight".