525413506 has 8 divisors (see below), whose sum is σ = 795772224. Its totient is φ = 260156100.

The previous prime is 525413491. The next prime is 525413507. The reversal of 525413506 is 605314525.

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

It is not an unprimeable number, because it can be changed into a prime (525413507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1275070 + ... + 1275481.

It is an arithmetic number, because the mean of its divisors is an integer number (99471528).

Almost surely, 2^525413506 is an apocalyptic number.

525413506 is a deficient number, since it is larger than the sum of its proper divisors (270358718).

525413506 is a wasteful number, since it uses less digits than its factorization.

525413506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2550656.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 525413506 is about 22921.9001393864. The cubic root of 525413506 is about 806.9260650260.

The spelling of 525413506 in words is "five hundred twenty-five million, four hundred thirteen thousand, five hundred six".