524505425 has 12 divisors (see below), whose sum is σ = 651172236. Its totient is φ = 419097600.

The previous prime is 524505367. The next prime is 524505439.

524505425 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 6 ways, for example, as 27081616 + 497423809 = 5204^2 + 22303^2 .

It is not a de Polignac number, because 524505425 - 2⁶ = 524505361 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 524505391 and 524505400.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9185 + ... + 33665.

It is an arithmetic number, because the mean of its divisors is an integer number (54264353).

Almost surely, 2^524505425 is an apocalyptic number.

It is an amenable number.

524505425 is a deficient number, since it is larger than the sum of its proper divisors (126666811).

524505425 is a wasteful number, since it uses less digits than its factorization.

524505425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25348 (or 25343 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 32.

The square root of 524505425 is about 22902.0834205100. The cubic root of 524505425 is about 806.4609223214.

Adding to 524505425 its product of nonzero digits (40000), we get a palindrome (524545425).

It can be divided in two parts, 52450 and 5425, that added together give a palindrome (57875).

The spelling of 524505425 in words is "five hundred twenty-four million, five hundred five thousand, four hundred twenty-five".