475534547 has 4 divisors (see below), whose sum is σ = 491932320. Its totient is φ = 459136776.

The previous prime is 475534537. The next prime is 475534571. The reversal of 475534547 is 745435574.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 475534547 - 2¹⁶ = 475469011 is a prime.

It is a super-2 number, since 2×475534547² = 452266210780990418, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 475534498 and 475534507.

It is not an unprimeable number, because it can be changed into a prime (475534537) 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, 8198843 + ... + 8198900.

It is an arithmetic number, because the mean of its divisors is an integer number (122983080).

Almost surely, 2^475534547 is an apocalyptic number.

475534547 is a deficient number, since it is larger than the sum of its proper divisors (16397773).

475534547 is a wasteful number, since it uses less digits than its factorization.

475534547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16397772.

The product of its digits is 1176000, while the sum is 44.

The square root of 475534547 is about 21806.7546186956. The cubic root of 475534547 is about 780.5379518226.

The spelling of 475534547 in words is "four hundred seventy-five million, five hundred thirty-four thousand, five hundred forty-seven".