60731664 has 40 divisors (see below), whose sum is σ = 179304000. Its totient is φ = 17351808.

The previous prime is 60731663. The next prime is 60731669. The reversal of 60731664 is 46613706.

It is not an unprimeable number, because it can be changed into a prime (60731663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90039 + ... + 90710.

It is an arithmetic number, because the mean of its divisors is an integer number (4482600).

Almost surely, 2^60731664 is an apocalyptic number.

It is an amenable number.

60731664 is an abundant number, since it is smaller than the sum of its proper divisors (118572336).

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

60731664 is a wasteful number, since it uses less digits than its factorization.

60731664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180767 (or 180761 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 60731664 is about 7793.0522903417. The cubic root of 60731664 is about 393.0716546049.

The spelling of 60731664 in words is "sixty million, seven hundred thirty-one thousand, six hundred sixty-four".