506529447 has 16 divisors (see below), whose sum is σ = 690721152. Its totient is φ = 330089760.

The previous prime is 506529409. The next prime is 506529461. The reversal of 506529447 is 744925605.

It is not a de Polignac number, because 506529447 - 2⁷ = 506529319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 506529399 and 506529408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506529487) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16713 + ... + 35949.

It is an arithmetic number, because the mean of its divisors is an integer number (43170072).

Almost surely, 2^506529447 is an apocalyptic number.

506529447 is a deficient number, since it is larger than the sum of its proper divisors (184191705).

506529447 is a wasteful number, since it uses less digits than its factorization.

506529447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19438.

The product of its (nonzero) digits is 302400, while the sum is 42.

The square root of 506529447 is about 22506.2090766082. The cubic root of 506529447 is about 797.1405452210.

The spelling of 506529447 in words is "five hundred six million, five hundred twenty-nine thousand, four hundred forty-seven".