729772797 has 16 divisors (see below), whose sum is σ = 1053743040. Its totient is φ = 446577792.

The previous prime is 729772781. The next prime is 729772837. The reversal of 729772797 is 797277927.

It is not a de Polignac number, because 729772797 - 2⁴ = 729772781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (729772717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45288 + ... + 59249.

It is an arithmetic number, because the mean of its divisors is an integer number (65858940).

Almost surely, 2^729772797 is an apocalyptic number.

It is an amenable number.

729772797 is a deficient number, since it is larger than the sum of its proper divisors (323970243).

729772797 is a wasteful number, since it uses less digits than its factorization.

729772797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104732.

The product of its digits is 5445468, while the sum is 57.

The square root of 729772797 is about 27014.3072648550. The cubic root of 729772797 is about 900.3179111463.

The spelling of 729772797 in words is "seven hundred twenty-nine million, seven hundred seventy-two thousand, seven hundred ninety-seven".