530643506 has 8 divisors (see below), whose sum is σ = 796126320. Its totient is φ = 265268068.

The previous prime is 530643493. The next prime is 530643527. The reversal of 530643506 is 605346035.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13076 + ... + 35103.

It is an arithmetic number, because the mean of its divisors is an integer number (99515790).

Almost surely, 2^530643506 is an apocalyptic number.

530643506 is a deficient number, since it is larger than the sum of its proper divisors (265482814).

530643506 is a wasteful number, since it uses less digits than its factorization.

530643506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53688.

The product of its (nonzero) digits is 32400, while the sum is 32.

The square root of 530643506 is about 23035.7006839384. The cubic root of 530643506 is about 809.5946282344.

The spelling of 530643506 in words is "five hundred thirty million, six hundred forty-three thousand, five hundred six".