60728330 has 16 divisors (see below), whose sum is σ = 117719784. Its totient is φ = 22422720.

The previous prime is 60728323. The next prime is 60728357. The reversal of 60728330 is 3382706.

It can be written as a sum of positive squares in 4 ways, for example, as 48874081 + 11854249 = 6991^2 + 3443^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 60728293 and 60728302.

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, 233441 + ... + 233700.

Almost surely, 2^60728330 is an apocalyptic number.

60728330 is a deficient number, since it is larger than the sum of its proper divisors (56991454).

60728330 is a wasteful number, since it uses less digits than its factorization.

60728330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467161.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 60728330 is about 7792.8383789220. The cubic root of 60728330 is about 393.0644616252.

The spelling of 60728330 in words is "sixty million, seven hundred twenty-eight thousand, three hundred thirty".