471540530 has 8 divisors (see below), whose sum is σ = 848772972. Its totient is φ = 188616208.

The previous prime is 471540527. The next prime is 471540539. The reversal of 471540530 is 35045174.

It can be written as a sum of positive squares in 2 ways, for example, as 447618649 + 23921881 = 21157^2 + 4891^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 471540493 and 471540502.

It is not an unprimeable number, because it can be changed into a prime (471540539) 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, 23577017 + ... + 23577036.

Almost surely, 2^471540530 is an apocalyptic number.

471540530 is a deficient number, since it is larger than the sum of its proper divisors (377232442).

471540530 is a wasteful number, since it uses less digits than its factorization.

471540530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47154060.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 471540530 is about 21714.9839972310. The cubic root of 471540530 is about 778.3465577809.

The spelling of 471540530 in words is "four hundred seventy-one million, five hundred forty thousand, five hundred thirty".