525704 has 8 divisors (see below), whose sum is σ = 985710. Its totient is φ = 262848.

The previous prime is 525697. The next prime is 525709. The reversal of 525704 is 407525.

It can be written as a sum of positive squares in only one way, i.e., 357604 + 168100 = 598^2 + 410^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 525704.

It is not an unprimeable number, because it can be changed into a prime (525709) by changing a digit.

525704 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32849 + ... + 32864.

2⁵²⁵⁷⁰⁴ is an apocalyptic number.

It is an amenable number.

525704 is a deficient number, since it is larger than the sum of its proper divisors (460006).

525704 is a wasteful number, since it uses less digits than its factorization.

525704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65719 (or 65715 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 23.

The square root of 525704 is about 725.0544807116. The cubic root of 525704 is about 80.7074750452.

The spelling of 525704 in words is "five hundred twenty-five thousand, seven hundred four".