60721330 has 16 divisors (see below), whose sum is σ = 110839104. Its totient is φ = 23946160.

The previous prime is 60721319. The next prime is 60721333. The reversal of 60721330 is 3312706.

60721330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (60721333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42052 + ... + 43471.

It is an arithmetic number, because the mean of its divisors is an integer number (6927444).

Almost surely, 2^60721330 is an apocalyptic number.

60721330 is a deficient number, since it is larger than the sum of its proper divisors (50117774).

60721330 is a wasteful number, since it uses less digits than its factorization.

60721330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85601.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 60721330 is about 7792.3892356581. The cubic root of 60721330 is about 393.0493585316.

The spelling of 60721330 in words is "sixty million, seven hundred twenty-one thousand, three hundred thirty".