1696725 has 18 divisors (see below), whose sum is σ = 3039426. Its totient is φ = 904800.

The previous prime is 1696711. The next prime is 1696729. The reversal of 1696725 is 5276961.

It can be written as a sum of positive squares in 3 ways, for example, as 1521 + 1695204 = 39^2 + 1302^2 .

It is not a de Polignac number, because 1696725 - 2⁵ = 1696693 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1696725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1696729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3546 + ... + 3995.

It is an arithmetic number, because the mean of its divisors is an integer number (168857).

2^1696725 is an apocalyptic number.

1696725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1696725 is a deficient number, since it is larger than the sum of its proper divisors (1342701).

1696725 is a wasteful number, since it uses less digits than its factorization.

1696725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7557 (or 7549 counting only the distinct ones).

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

The square root of 1696725 is about 1302.5839704219. The cubic root of 1696725 is about 119.2716295826.

The spelling of 1696725 in words is "one million, six hundred ninety-six thousand, seven hundred twenty-five".