1726525 has 6 divisors (see below), whose sum is σ = 2140922. Its totient is φ = 1381200.

The previous prime is 1726513. The next prime is 1726561. The reversal of 1726525 is 5256271.

It can be written as a sum of positive squares in 3 ways, for example, as 181476 + 1545049 = 426^2 + 1243^2 .

It is not a de Polignac number, because 1726525 - 2¹³ = 1718333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1726493 and 1726502.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 34506 + ... + 34555.

2^1726525 is an apocalyptic number.

It is an amenable number.

1726525 is a deficient number, since it is larger than the sum of its proper divisors (414397).

1726525 is an equidigital number, since it uses as much as digits as its factorization.

1726525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69071 (or 69066 counting only the distinct ones).

The product of its digits is 4200, while the sum is 28.

The square root of 1726525 is about 1313.9729829795. The cubic root of 1726525 is about 119.9658467620.

The spelling of 1726525 in words is "one million, seven hundred twenty-six thousand, five hundred twenty-five".