473547647 has 4 divisors (see below), whose sum is σ = 473725800. Its totient is φ = 473369496.

The previous prime is 473547623. The next prime is 473547649. The reversal of 473547647 is 746745374.

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 473547647 - 2¹⁶ = 473482111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (473547649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85028 + ... + 90425.

It is an arithmetic number, because the mean of its divisors is an integer number (118431450).

Almost surely, 2^473547647 is an apocalyptic number.

473547647 is a deficient number, since it is larger than the sum of its proper divisors (178153).

473547647 is a wasteful number, since it uses less digits than its factorization.

473547647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178152.

The product of its digits is 1975680, while the sum is 47.

The square root of 473547647 is about 21761.1499466366. The cubic root of 473547647 is about 779.4493412340.

The spelling of 473547647 in words is "four hundred seventy-three million, five hundred forty-seven thousand, six hundred forty-seven".