724298 has 8 divisors (see below), whose sum is σ = 1107108. Its totient is φ = 355264.

The previous prime is 724291. The next prime is 724303. The reversal of 724298 is 892427.

It can be written as a sum of positive squares in 2 ways, for example, as 717409 + 6889 = 847^2 + 83^2 .

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

It is not an unprimeable number, because it can be changed into a prime (724291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3311 + ... + 3522.

2⁷²⁴²⁹⁸ is an apocalyptic number.

724298 is a deficient number, since it is larger than the sum of its proper divisors (382810).

724298 is a wasteful number, since it uses less digits than its factorization.

724298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6888.

The product of its digits is 8064, while the sum is 32.

The square root of 724298 is about 851.0569898661. The cubic root of 724298 is about 89.8060845443.

The spelling of 724298 in words is "seven hundred twenty-four thousand, two hundred ninety-eight".