472594321 has 2 divisors, whose sum is σ = 472594322. Its totient is φ = 472594320.

The previous prime is 472594319. The next prime is 472594327. The reversal of 472594321 is 123495274.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 472453696 + 140625 = 21736^2 + 375^2 .

It is a cyclic number.

It is not a de Polignac number, because 472594321 - 2¹ = 472594319 is a prime.

Together with 472594319, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (472594327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236297160 + 236297161.

It is an arithmetic number, because the mean of its divisors is an integer number (236297161).

Almost surely, 2^472594321 is an apocalyptic number.

It is an amenable number.

472594321 is a deficient number, since it is larger than the sum of its proper divisors (1).

472594321 is an equidigital number, since it uses as much as digits as its factorization.

472594321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 37.

The square root of 472594321 is about 21739.2346001417. The cubic root of 472594321 is about 778.9259384153.

The spelling of 472594321 in words is "four hundred seventy-two million, five hundred ninety-four thousand, three hundred twenty-one".