60661606 has 8 divisors (see below), whose sum is σ = 93927744. Its totient is φ = 29352360.

The previous prime is 60661583. The next prime is 60661621. The reversal of 60661606 is 60616606.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 489145 + ... + 489268.

It is an arithmetic number, because the mean of its divisors is an integer number (11740968).

Almost surely, 2^60661606 is an apocalyptic number.

60661606 is a deficient number, since it is larger than the sum of its proper divisors (33266138).

60661606 is a wasteful number, since it uses less digits than its factorization.

60661606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 978446.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 60661606 is about 7788.5560921136. The cubic root of 60661606 is about 392.9204517130.

The spelling of 60661606 in words is "sixty million, six hundred sixty-one thousand, six hundred six".