525874 has 4 divisors (see below), whose sum is σ = 788814. Its totient is φ = 262936.

The previous prime is 525871. The next prime is 525887. The reversal of 525874 is 478525.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 483025 + 42849 = 695^2 + 207^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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

It is a zygodrome in base 5.

It is not an unprimeable number, because it can be changed into a prime (525871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131467 + ... + 131470.

2⁵²⁵⁸⁷⁴ is an apocalyptic number.

525874 is a deficient number, since it is larger than the sum of its proper divisors (262940).

525874 is a wasteful number, since it uses less digits than its factorization.

525874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262939.

The product of its digits is 11200, while the sum is 31.

The square root of 525874 is about 725.1717038054. The cubic root of 525874 is about 80.7161737249.

The spelling of 525874 in words is "five hundred twenty-five thousand, eight hundred seventy-four".