4749728 has 12 divisors (see below), whose sum is σ = 9351090. Its totient is φ = 2374848.

The previous prime is 4749709. The next prime is 4749751. The reversal of 4749728 is 8279474.

It can be written as a sum of positive squares in only one way, i.e., 4545424 + 204304 = 2132^2 + 452^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74183 + ... + 74246.

Almost surely, 2^4749728 is an apocalyptic number.

It is an amenable number.

4749728 is a deficient number, since it is larger than the sum of its proper divisors (4601362).

4749728 is a wasteful number, since it uses less digits than its factorization.

4749728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148439 (or 148431 counting only the distinct ones).

The product of its digits is 112896, while the sum is 41.

The square root of 4749728 is about 2179.3870697974. The cubic root of 4749728 is about 168.0955616566.

The spelling of 4749728 in words is "four million, seven hundred forty-nine thousand, seven hundred twenty-eight".