473007643 has 4 divisors (see below), whose sum is σ = 500831640. Its totient is φ = 445183648.

The previous prime is 473007637. The next prime is 473007649. The reversal of 473007643 is 346700374.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 346700374 = 2 ⋅173350187.

It is an interprime number because it is at equal distance from previous prime (473007637) and next prime (473007649).

It is a cyclic number.

It is not a de Polignac number, because 473007643 - 2¹⁷ = 472876571 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 473007599 and 473007608.

It is not an unprimeable number, because it can be changed into a prime (473007649) 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, 13911973 + ... + 13912006.

It is an arithmetic number, because the mean of its divisors is an integer number (125207910).

Almost surely, 2^473007643 is an apocalyptic number.

473007643 is a deficient number, since it is larger than the sum of its proper divisors (27823997).

473007643 is a wasteful number, since it uses less digits than its factorization.

473007643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27823996.

The product of its (nonzero) digits is 42336, while the sum is 34.

The square root of 473007643 is about 21748.7388829789. The cubic root of 473007643 is about 779.1529501826.

The spelling of 473007643 in words is "four hundred seventy-three million, seven thousand, six hundred forty-three".