724734897 has 8 divisors (see below), whose sum is σ = 968905344. Its totient is φ = 481860528.

The previous prime is 724734859. The next prime is 724734929. The reversal of 724734897 is 798437427.

724734897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 724734897 - 2¹⁰ = 724733873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (724734817) 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, 322713 + ... + 324950.

It is an arithmetic number, because the mean of its divisors is an integer number (121113168).

Almost surely, 2^724734897 is an apocalyptic number.

It is an amenable number.

724734897 is a deficient number, since it is larger than the sum of its proper divisors (244170447).

724734897 is a wasteful number, since it uses less digits than its factorization.

724734897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648039.

The product of its digits is 2370816, while the sum is 51.

The square root of 724734897 is about 26920.9007464461. The cubic root of 724734897 is about 898.2413794337.

The spelling of 724734897 in words is "seven hundred twenty-four million, seven hundred thirty-four thousand, eight hundred ninety-seven".