525506534 has 8 divisors (see below), whose sum is σ = 900868368. Its totient is φ = 225217080.

The previous prime is 525506491. The next prime is 525506537. The reversal of 525506534 is 435605525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 525506494 and 525506503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525506537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18768077 + ... + 18768104.

It is an arithmetic number, because the mean of its divisors is an integer number (112608546).

Almost surely, 2^525506534 is an apocalyptic number.

525506534 is a deficient number, since it is larger than the sum of its proper divisors (375361834).

525506534 is a wasteful number, since it uses less digits than its factorization.

525506534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37536190.

The product of its (nonzero) digits is 90000, while the sum is 35.

The square root of 525506534 is about 22923.9292879733. The cubic root of 525506534 is about 806.9736861137.

The spelling of 525506534 in words is "five hundred twenty-five million, five hundred six thousand, five hundred thirty-four".