1725696 has 108 divisors (see below), whose sum is σ = 5739552. Its totient is φ = 488448.

The previous prime is 1725683. The next prime is 1725697. The reversal of 1725696 is 6965271.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a d-powerful number, because it can be written as 1 + 7⁴ + 2¹⁵ + 5⁵ + 6⁵ + 9 + 6⁸ .

It is a self number, because there is not a number n which added to its sum of digits gives 1725696.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1725697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16075 + ... + 16181.

It is an arithmetic number, because the mean of its divisors is an integer number (53144).

2^1725696 is an apocalyptic number.

1725696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1725696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2869776).

1725696 is an abundant number, since it is smaller than the sum of its proper divisors (4013856).

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

1725696 is a wasteful number, since it uses less digits than its factorization.

1725696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136 (or 119 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 1725696 is about 1313.6574896068. The cubic root of 1725696 is about 119.9466429454.

The spelling of 1725696 in words is "one million, seven hundred twenty-five thousand, six hundred ninety-six".