472643 has 2 divisors, whose sum is σ = 472644. Its totient is φ = 472642.

The previous prime is 472639. The next prime is 472669. The reversal of 472643 is 346274.

It is a happy number.

It is an a-pointer prime, because the next prime (472669) can be obtained adding 472643 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 472643 - 2² = 472639 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (472543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236321 + 236322.

It is an arithmetic number, because the mean of its divisors is an integer number (236322).

2⁴⁷²⁶⁴³ is an apocalyptic number.

472643 is a deficient number, since it is larger than the sum of its proper divisors (1).

472643 is an equidigital number, since it uses as much as digits as its factorization.

472643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 26.

The square root of 472643 is about 687.4903635688. The cubic root of 472643 is about 77.8952681602.

The spelling of 472643 in words is "four hundred seventy-two thousand, six hundred forty-three".