514668729 has 8 divisors (see below), whose sum is σ = 686518560. Its totient is φ = 342965696.

The previous prime is 514668719. The next prime is 514668793. The reversal of 514668729 is 927866415.

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

It is a cyclic number.

It is not a de Polignac number, because 514668729 - 2⁷ = 514668601 is a prime.

It is a super-2 number, since 2×514668729² = 529767801220950882, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (514668709) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 28239 + ... + 42740.

It is an arithmetic number, because the mean of its divisors is an integer number (85814820).

Almost surely, 2^514668729 is an apocalyptic number.

It is an amenable number.

514668729 is a deficient number, since it is larger than the sum of its proper divisors (171849831).

514668729 is a wasteful number, since it uses less digits than its factorization.

514668729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73399.

The product of its digits is 725760, while the sum is 48.

The square root of 514668729 is about 22686.3114895304. The cubic root of 514668729 is about 801.3875549934.

The spelling of 514668729 in words is "five hundred fourteen million, six hundred sixty-eight thousand, seven hundred twenty-nine".