729350001 has 20 divisors (see below), whose sum is σ = 1090355200. Its totient is φ = 485861976.

The previous prime is 729349993. The next prime is 729350003. The reversal of 729350001 is 100053927.

729350001 is a `hidden beast` number, since 72 + 93 + 500 + 0 + 1 = 666.

It is not a de Polignac number, because 729350001 - 2³ = 729349993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (729350003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 139920 + ... + 145038.

It is an arithmetic number, because the mean of its divisors is an integer number (54517760).

Almost surely, 2^729350001 is an apocalyptic number.

It is an amenable number.

729350001 is a deficient number, since it is larger than the sum of its proper divisors (361005199).

729350001 is a wasteful number, since it uses less digits than its factorization.

729350001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6890 (or 6881 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 729350001 is about 27006.4807222267. The cubic root of 729350001 is about 900.1440102888.

The spelling of 729350001 in words is "seven hundred twenty-nine million, three hundred fifty thousand, one".