4074728 has 16 divisors (see below), whose sum is σ = 8731680. Its totient is φ = 1746288.

The previous prime is 4074709. The next prime is 4074731. The reversal of 4074728 is 8274704.

4074728 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

4074728 is strictly pandigital in base 8.

It is a plaindrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 4074694 and 4074703.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36326 + ... + 36437.

It is an arithmetic number, because the mean of its divisors is an integer number (545730).

Almost surely, 2^4074728 is an apocalyptic number.

It is an amenable number.

4074728 is an abundant number, since it is smaller than the sum of its proper divisors (4656952).

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

4074728 is a wasteful number, since it uses less digits than its factorization.

4074728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72776 (or 72772 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 32.

The square root of 4074728 is about 2018.5955513673. The cubic root of 4074728 is about 159.7225399610.

The spelling of 4074728 in words is "four million, seventy-four thousand, seven hundred twenty-eight".