525385234 has 64 divisors (see below), whose sum is σ = 913006080. Its totient is φ = 224640000.

The previous prime is 525385213. The next prime is 525385243. The reversal of 525385234 is 432583525.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 525385193 and 525385202.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5201784 + ... + 5201884.

It is an arithmetic number, because the mean of its divisors is an integer number (14265720).

Almost surely, 2^525385234 is an apocalyptic number.

525385234 is a deficient number, since it is larger than the sum of its proper divisors (387620846).

525385234 is a wasteful number, since it uses less digits than its factorization.

525385234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307.

The product of its digits is 144000, while the sum is 37.

The square root of 525385234 is about 22921.2834282900. The cubic root of 525385234 is about 806.9115914589.

The spelling of 525385234 in words is "five hundred twenty-five million, three hundred eighty-five thousand, two hundred thirty-four".