60866145 has 24 divisors (see below), whose sum is σ = 106477800. Its totient is φ = 32161536.

The previous prime is 60866131. The next prime is 60866149. The reversal of 60866145 is 54166806.

60866145 is a `hidden beast` number, since 608 + 6 + 6 + 1 + 45 = 666.

60866145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 772641 + 60093504 = 879^2 + 7752^2 .

It is not a de Polignac number, because 60866145 - 2⁴ = 60866129 is a prime.

It is a super-2 number, since 2×60866145² = 7409375214322050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (60866149) 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 23 ways as a sum of consecutive naturals, for example, 1300 + ... + 11109.

It is an arithmetic number, because the mean of its divisors is an integer number (4436575).

Almost surely, 2^60866145 is an apocalyptic number.

It is an amenable number.

60866145 is a deficient number, since it is larger than the sum of its proper divisors (45611655).

60866145 is a wasteful number, since it uses less digits than its factorization.

60866145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12529 (or 12526 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 60866145 is about 7801.6757815228. The cubic root of 60866145 is about 393.3615731105.

The spelling of 60866145 in words is "sixty million, eight hundred sixty-six thousand, one hundred forty-five".