1724996 has 36 divisors (see below), whose sum is σ = 3787308. Its totient is φ = 681408.

The previous prime is 1724981. The next prime is 1724999. The reversal of 1724996 is 6994271.

It can be written as a sum of positive squares in 2 ways, for example, as 1132096 + 592900 = 1064^2 + 770^2 .

It is a super-2 number, since 2×1724996² = 5951222400032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1724999) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2210 + ... + 2886.

It is an arithmetic number, because the mean of its divisors is an integer number (105203).

2^1724996 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1724996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1893654).

1724996 is an abundant number, since it is smaller than the sum of its proper divisors (2062312).

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

1724996 is a wasteful number, since it uses less digits than its factorization.

1724996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708 (or 699 counting only the distinct ones).

The product of its digits is 27216, while the sum is 38.

The square root of 1724996 is about 1313.3910308815. The cubic root of 1724996 is about 119.9304226290.

The spelling of 1724996 in words is "one million, seven hundred twenty-four thousand, nine hundred ninety-six".