729899265 has 8 divisors (see below), whose sum is σ = 1167838848. Its totient is φ = 389279600.

The previous prime is 729899263. The next prime is 729899281. The reversal of 729899265 is 562998927.

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

It is not a de Polignac number, because 729899265 - 2¹ = 729899263 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (729899263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24329961 + ... + 24329990.

It is an arithmetic number, because the mean of its divisors is an integer number (145979856).

Almost surely, 2^729899265 is an apocalyptic number.

It is an amenable number.

729899265 is a deficient number, since it is larger than the sum of its proper divisors (437939583).

729899265 is a wasteful number, since it uses less digits than its factorization.

729899265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48659959.

The product of its digits is 4898880, while the sum is 57.

The square root of 729899265 is about 27016.6479230862. The cubic root of 729899265 is about 900.3699158385.

The spelling of 729899265 in words is "seven hundred twenty-nine million, eight hundred ninety-nine thousand, two hundred sixty-five".