472752289 has 2 divisors, whose sum is σ = 472752290. Its totient is φ = 472752288.

The previous prime is 472752239. The next prime is 472752311. The reversal of 472752289 is 982257274.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 446054400 + 26697889 = 21120^2 + 5167^2 .

It is a cyclic number.

It is not a de Polignac number, because 472752289 - 2⁹ = 472751777 is a prime.

It is not a weakly prime, because it can be changed into another prime (472752239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236376144 + 236376145.

It is an arithmetic number, because the mean of its divisors is an integer number (236376145).

Almost surely, 2^472752289 is an apocalyptic number.

It is an amenable number.

472752289 is a deficient number, since it is larger than the sum of its proper divisors (1).

472752289 is an equidigital number, since it uses as much as digits as its factorization.

472752289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 564480, while the sum is 46.

The square root of 472752289 is about 21742.8675431738. The cubic root of 472752289 is about 779.0127159185.

The spelling of 472752289 in words is "four hundred seventy-two million, seven hundred fifty-two thousand, two hundred eighty-nine".