729680092 has 24 divisors (see below), whose sum is σ = 1289745072. Its totient is φ = 361200000.

The previous prime is 729680089. The next prime is 729680093. The reversal of 729680092 is 290086927.

It is a happy number.

It is a super-2 number, since 2×729680092² = 1064866073322256928, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (729680093) 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, 171592 + ... + 175792.

It is an arithmetic number, because the mean of its divisors is an integer number (53739378).

Almost surely, 2^729680092 is an apocalyptic number.

It is an amenable number.

729680092 is a deficient number, since it is larger than the sum of its proper divisors (560064980).

729680092 is a wasteful number, since it uses less digits than its factorization.

729680092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4629 (or 4627 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 729680092 is about 27012.5913603268. The cubic root of 729680092 is about 900.2797862638.

The spelling of 729680092 in words is "seven hundred twenty-nine million, six hundred eighty thousand, ninety-two".