525502425 has 48 divisors (see below), whose sum is σ = 998186112. Its totient is φ = 238963200.

The previous prime is 525502409. The next prime is 525502451. The reversal of 525502425 is 524205525.

It is not a de Polignac number, because 525502425 - 2⁴ = 525502409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 525502392 and 525502401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 100885 + ... + 105965.

It is an arithmetic number, because the mean of its divisors is an integer number (20795544).

Almost surely, 2^525502425 is an apocalyptic number.

It is an amenable number.

525502425 is a deficient number, since it is larger than the sum of its proper divisors (472683687).

525502425 is a wasteful number, since it uses less digits than its factorization.

525502425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5298 (or 5293 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 30.

The square root of 525502425 is about 22923.8396652917. The cubic root of 525502425 is about 806.9715828329.

The spelling of 525502425 in words is "five hundred twenty-five million, five hundred two thousand, four hundred twenty-five".