472339081 has 2 divisors, whose sum is σ = 472339082. Its totient is φ = 472339080.

The previous prime is 472339027. The next prime is 472339099. The reversal of 472339081 is 180933274.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 434097225 + 38241856 = 20835^2 + 6184^2 .

It is a cyclic number.

It is not a de Polignac number, because 472339081 - 2⁷ = 472338953 is a prime.

It is a super-2 number, since 2×472339081² = 446208414879849122, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 472339081.

It is not a weakly prime, because it can be changed into another prime (472331081) 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 as a sum of consecutive naturals, namely, 236169540 + 236169541.

It is an arithmetic number, because the mean of its divisors is an integer number (236169541).

Almost surely, 2^472339081 is an apocalyptic number.

It is an amenable number.

472339081 is a deficient number, since it is larger than the sum of its proper divisors (1).

472339081 is an equidigital number, since it uses as much as digits as its factorization.

472339081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 472339081 is about 21733.3633154190. The cubic root of 472339081 is about 778.7856850308.

The spelling of 472339081 in words is "four hundred seventy-two million, three hundred thirty-nine thousand, eighty-one".