729713274 has 16 divisors (see below), whose sum is σ = 1460410560. Its totient is φ = 243073760.

The previous prime is 729713269. The next prime is 729713279. The reversal of 729713274 is 472317927.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (729713269) and next prime (729713279).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (729713279) 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, 31179 + ... + 49310.

It is an arithmetic number, because the mean of its divisors is an integer number (91275660).

Almost surely, 2^729713274 is an apocalyptic number.

729713274 is an abundant number, since it is smaller than the sum of its proper divisors (730697286).

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

729713274 is a wasteful number, since it uses less digits than its factorization.

729713274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82005.

The product of its digits is 148176, while the sum is 42.

The square root of 729713274 is about 27013.2055483980. The cubic root of 729713274 is about 900.2934327149.

It can be divided in two parts, 72971 and 3274, that added together give a triangular number (76245 = T₃₉₀).

The spelling of 729713274 in words is "seven hundred twenty-nine million, seven hundred thirteen thousand, two hundred seventy-four".