724079794 has 4 divisors (see below), whose sum is σ = 1086119694. Its totient is φ = 362039896.

The previous prime is 724079753. The next prime is 724079819. The reversal of 724079794 is 497970427.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 673143025 + 50936769 = 25945^2 + 7137^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181019947 + ... + 181019950.

Almost surely, 2^724079794 is an apocalyptic number.

724079794 is a deficient number, since it is larger than the sum of its proper divisors (362039900).

724079794 is a wasteful number, since it uses less digits than its factorization.

724079794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362039899.

The product of its (nonzero) digits is 889056, while the sum is 49.

The square root of 724079794 is about 26908.7308136226. The cubic root of 724079794 is about 897.9706514682.

The spelling of 724079794 in words is "seven hundred twenty-four million, seventy-nine thousand, seven hundred ninety-four".