60731660 has 48 divisors (see below), whose sum is σ = 142545312. Its totient is φ = 21542400.

The previous prime is 60731653. The next prime is 60731663. The reversal of 60731660 is 6613706.

It is a happy number.

60731660 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 (60731663) 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 15 ways as a sum of consecutive naturals, for example, 5654 + ... + 12386.

It is an arithmetic number, because the mean of its divisors is an integer number (2969694).

Almost surely, 2^60731660 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60731660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71272656).

60731660 is an abundant number, since it is smaller than the sum of its proper divisors (81813652).

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

60731660 is a wasteful number, since it uses less digits than its factorization.

60731660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6794 (or 6792 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 60731660 is about 7793.0520337028. The cubic root of 60731660 is about 393.0716459752.

The spelling of 60731660 in words is "sixty million, seven hundred thirty-one thousand, six hundred sixty".