60661250 has 40 divisors (see below), whose sum is σ = 122482668. Its totient is φ = 22392000.

The previous prime is 60661229. The next prime is 60661259. The reversal of 60661250 is 5216606.

60661250 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 10 ways, for example, as 11703241 + 48958009 = 3421^2 + 6997^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (60661259) 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 19 ways as a sum of consecutive naturals, for example, 14384 + ... + 18116.

Almost surely, 2^60661250 is an apocalyptic number.

60661250 is an abundant number, since it is smaller than the sum of its proper divisors (61821418).

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

60661250 is a wasteful number, since it uses less digits than its factorization.

60661250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3768 (or 3753 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 60661250 is about 7788.5332380365. The cubic root of 60661250 is about 392.9196830777.

Adding to 60661250 its reverse (5216606), we get a palindrome (65877856).

The spelling of 60661250 in words is "sixty million, six hundred sixty-one thousand, two hundred fifty".