724698 has 48 divisors (see below), whose sum is σ = 1790880. Its totient is φ = 209952.

The previous prime is 724651. The next prime is 724721. The reversal of 724698 is 896427.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4365 + ... + 4527.

It is an arithmetic number, because the mean of its divisors is an integer number (37310).

2⁷²⁴⁶⁹⁸ is an apocalyptic number.

724698 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 724698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (895440).

724698 is an abundant number, since it is smaller than the sum of its proper divisors (1066182).

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

724698 is a wasteful number, since it uses less digits than its factorization.

724698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203 (or 200 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 724698 is about 851.2919593183. The cubic root of 724698 is about 89.8226135710.

The spelling of 724698 in words is "seven hundred twenty-four thousand, six hundred ninety-eight".