60406660 has 12 divisors (see below), whose sum is σ = 126854028. Its totient is φ = 24162656.

The previous prime is 60406651. The next prime is 60406669. The reversal of 60406660 is 6660406.

It is an interprime number because it is at equal distance from previous prime (60406651) and next prime (60406669).

It can be written as a sum of positive squares in 2 ways, for example, as 12630916 + 47775744 = 3554^2 + 6912^2 .

It is not an unprimeable number, because it can be changed into a prime (60406669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1510147 + ... + 1510186.

It is an arithmetic number, because the mean of its divisors is an integer number (10571169).

Almost surely, 2^60406660 is an apocalyptic number.

It is an amenable number.

60406660 is an abundant number, since it is smaller than the sum of its proper divisors (66447368).

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

60406660 is a wasteful number, since it uses less digits than its factorization.

60406660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3020342 (or 3020340 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 60406660 is about 7772.1721545524. The cubic root of 60406660 is about 392.3692290224.

The spelling of 60406660 in words is "sixty million, four hundred six thousand, six hundred sixty".