60729665 has 8 divisors (see below), whose sum is σ = 72943848. Its totient is φ = 48538240.

The previous prime is 60729623. The next prime is 60729673. The reversal of 60729665 is 56692706.

60729665 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 8254129 + 52475536 = 2873^2 + 7244^2 .

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

It is not a de Polignac number, because 60729665 - 2⁶ = 60729601 is a prime.

It is a super-2 number, since 2×60729665² = 7376184422024450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 875 + ... + 11055.

It is an arithmetic number, because the mean of its divisors is an integer number (9117981).

Almost surely, 2^60729665 is an apocalyptic number.

It is an amenable number.

60729665 is a deficient number, since it is larger than the sum of its proper divisors (12214183).

60729665 is a wasteful number, since it uses less digits than its factorization.

60729665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11379.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 60729665 is about 7792.9240340196. The cubic root of 60729665 is about 393.0673418691.

The spelling of 60729665 in words is "sixty million, seven hundred twenty-nine thousand, six hundred sixty-five".