729086796 has 36 divisors (see below), whose sum is σ = 1906522800. Its totient is φ = 234648288.

The previous prime is 729086779. The next prime is 729086797. The reversal of 729086796 is 697680927.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×729086796² = 1063135112203091232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (729086797) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 348136 + ... + 350223.

Almost surely, 2^729086796 is an apocalyptic number.

It is an amenable number.

729086796 is an abundant number, since it is smaller than the sum of its proper divisors (1177436004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

729086796 is a wasteful number, since it uses less digits than its factorization.

729086796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698398 (or 698393 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The square root of 729086796 is about 27001.6072854932. The cubic root of 729086796 is about 900.0357171010.

The spelling of 729086796 in words is "seven hundred twenty-nine million, eighty-six thousand, seven hundred ninety-six".