473671643 has 4 divisors (see below), whose sum is σ = 476577768. Its totient is φ = 470765520.

The previous prime is 473671633. The next prime is 473671651. The reversal of 473671643 is 346176374.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 346176374 = 2 ⋅173088187.

It is a cyclic number.

It is not a de Polignac number, because 473671643 - 2¹⁰ = 473670619 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 473671643.

It is not an unprimeable number, because it can be changed into a prime (473671603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1452818 + ... + 1453143.

It is an arithmetic number, because the mean of its divisors is an integer number (119144442).

Almost surely, 2^473671643 is an apocalyptic number.

473671643 is a deficient number, since it is larger than the sum of its proper divisors (2906125).

473671643 is a wasteful number, since it uses less digits than its factorization.

473671643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2906124.

The product of its digits is 254016, while the sum is 41.

The square root of 473671643 is about 21763.9987823929. The cubic root of 473671643 is about 779.5173668887.

The spelling of 473671643 in words is "four hundred seventy-three million, six hundred seventy-one thousand, six hundred forty-three".