7052728 has 8 divisors (see below), whose sum is σ = 13223880. Its totient is φ = 3526360.

The previous prime is 7052723. The next prime is 7052737. The reversal of 7052728 is 8272507.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 7052728.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7052723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440788 + ... + 440803.

It is an arithmetic number, because the mean of its divisors is an integer number (1652985).

Almost surely, 2^7052728 is an apocalyptic number.

It is an amenable number.

7052728 is a deficient number, since it is larger than the sum of its proper divisors (6171152).

7052728 is a wasteful number, since it uses less digits than its factorization.

7052728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 881597 (or 881593 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 31.

The square root of 7052728 is about 2655.6972719043. The cubic root of 7052728 is about 191.7722270022.

The spelling of 7052728 in words is "seven million, fifty-two thousand, seven hundred twenty-eight".